diff --git a/src/modules/word-report/__tests__/unit/issue-153.test.ts b/src/modules/word-report/__tests__/unit/issue-153.test.ts
new file mode 100644
index 00000000..4b0075cc
--- /dev/null
+++ b/src/modules/word-report/__tests__/unit/issue-153.test.ts
@@ -0,0 +1,217 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { CreateWordReportUseCase } from '../../application/use-cases/create-word-report.use-case';
+import type { WordRepository } from '@/modules/word/domain/repositories/word.repository';
+import type { WordReportRepository } from '../../domain/repositories/word-report.repository';
+import type { AuditLogRepository } from '@/modules/audit/domain/repositories/audit-log.repository';
+import type { WordReportReasonCode } from '@/modules/word/domain/entities/word.entity';
+import type { Word } from '@/modules/word/domain/entities/word.entity';
+import type { WordReport } from '../../domain/entities/word-report.entity';
+
+// Mock dependencies
+const mockWordRepo = {
+  findById: vi.fn(),
+  findWordImageById: vi.fn(),
+  updateUsageLabels: vi.fn().mockResolvedValue(true),
+};
+
+const mockReportRepo = {
+  findOpenByUserAndWord: vi.fn(),
+  create: vi.fn(),
+  resolveOne: vi.fn(),
+  findById: vi.fn(),
+};
+
+const mockAuditRepo = {
+  record: vi.fn(),
+};
+
+describe('Issue #153: Vulgar Auto-Flag and Open Report Endpoint', () => {
+  let useCase: CreateWordReportUseCase;
+
+  beforeEach(() => {
+    useCase = new CreateWordReportUseCase(
+      mockReportRepo as unknown as WordReportRepository,
+      mockWordRepo as unknown as WordRepository,
+      mockAuditRepo as unknown as AuditLogRepository,
+    );
+    vi.clearAllMocks();
+  });
+
+  it('should auto-flag "kasar" when reason is "vulgar"', async () => {
+    // Arrange
+    const wordId = 'word-123';
+    const userId = 'user-456';
+    const command = {
+      wordId,
+      userId,
+      reasonCode: 'vulgar' as WordReportReasonCode,
+      note: null,
+      requestId: 'req-789',
+    };
+
+    const existingWord = {
+      id: wordId,
+      status: 'published',
+      usageLabels: [],
+    } as unknown as Word;
+
+    mockWordRepo.findById.mockResolvedValue(existingWord);
+    mockReportRepo.findOpenByUserAndWord.mockResolvedValue(null);
+    mockReportRepo.create.mockResolvedValue({
+      id: 'report-111',
+      wordId,
+      userId,
+      reasonCode: 'vulgar',
+      status: 'open',
+    } as WordReport);
+
+    // Act
+    const result = await useCase.execute(command);
+
+    // Assert
+    expect(result).toBeDefined();
+    expect(mockWordRepo.findById).toHaveBeenCalledWith(wordId);
+    expect(mockReportRepo.findOpenByUserAndWord).toHaveBeenCalledWith(userId, wordId, null);
+    expect(mockReportRepo.create).toHaveBeenCalled();
+    expect(mockAuditRepo.record).toHaveBeenNthCalledWith(1, {
+      userId,
+      action: 'create',
+      entityType: 'word_report',
+      entityId: expect.any(String),
+      newData: {
+        word_id: wordId,
+        image_id: null,
+        reason_code: 'vulgar',
+        status: 'open',
+      },
+      requestId: 'req-789',
+    });
+    expect(mockAuditRepo.record).toHaveBeenNthCalledWith(2, {
+      userId,
+      action: 'auto_flag_usage_label',
+      entityType: 'word',
+      entityId: wordId,
+      oldData: { usageLabels: [] },
+      newData: { usageLabels: ['kasar'] },
+      requestId: 'req-789',
+    });
+
+    // Check if usageLabels was updated to include 'kasar'
+    expect(mockWordRepo.updateUsageLabels).toHaveBeenCalledWith(wordId, ['kasar']);
+  });
+
+  it('should not add duplicate "kasar" label', async () => {
+    // Arrange
+    const wordId = 'word-123';
+    const userId = 'user-456';
+    const command = {
+      wordId,
+      userId,
+      reasonCode: 'vulgar' as WordReportReasonCode,
+      note: null,
+      requestId: 'req-789',
+    };
+
+    const existingWord = {
+      id: wordId,
+      status: 'published',
+      usageLabels: ['kasar'],
+    } as unknown as Word;
+
+    mockWordRepo.findById.mockResolvedValue(existingWord);
+    mockReportRepo.findOpenByUserAndWord.mockResolvedValue(null);
+    mockReportRepo.create.mockResolvedValue({
+      id: 'report-111',
+      wordId,
+      userId,
+      reasonCode: 'vulgar',
+      status: 'open',
+    } as WordReport);
+
+    // Act
+    const result = await useCase.execute(command);
+
+    // Assert
+    expect(result).toBeDefined();
+    expect(existingWord.usageLabels).toEqual(['kasar']); // No duplicate
+  });
+
+  it('should handle idempotent flagging with existing labels', async () => {
+    // Arrange
+    const wordId = 'word-123';
+    const userId = 'user-456';
+    const command = {
+      wordId,
+      userId,
+      reasonCode: 'vulgar' as WordReportReasonCode,
+      note: null,
+      requestId: 'req-789',
+    };
+
+    const existingWord = {
+      id: wordId,
+      status: 'published',
+      usageLabels: ['halus', 'informal'],
+    } as unknown as Word;
+
+    mockWordRepo.findById.mockResolvedValue(existingWord);
+    mockReportRepo.findOpenByUserAndWord.mockResolvedValue(null);
+    mockReportRepo.create.mockResolvedValue({
+      id: 'report-111',
+      wordId,
+      userId,
+      reasonCode: 'vulgar',
+      status: 'open',
+    } as WordReport);
+
+    // Act
+    const result = await useCase.execute(command);
+
+    // Assert
+    expect(result).toBeDefined();
+    expect(mockWordRepo.updateUsageLabels).toHaveBeenCalledWith(wordId, ['halus', 'informal', 'kasar']);
+  });
+
+  it('should not flag when reason is not "vulgar"', async () => {
+    // Arrange
+    const wordId = 'word-123';
+    const userId = 'user-456';
+    const command = {
+      wordId,
+      userId,
+      reasonCode: 'spam' as WordReportReasonCode,
+      note: null,
+      requestId: 'req-789',
+    };
+
+    const existingWord = {
+      id: wordId,
+      status: 'published',
+      usageLabels: [],
+    } as unknown as Word;
+
+    mockWordRepo.findById.mockResolvedValue(existingWord);
+    mockReportRepo.findOpenByUserAndWord.mockResolvedValue(null);
+    mockReportRepo.create.mockResolvedValue({
+      id: 'report-111',
+      wordId,
+      userId,
+      reasonCode: 'spam',
+      status: 'open',
+    } as WordReport);
+
+    // Act
+    const result = await useCase.execute(command);
+
+    // Assert
+    expect(result).toBeDefined();
+    expect(existingWord.usageLabels).toEqual([]); // No flag for non-vulgar reasons
+  });
+});
+
+describe('Issue #153: Open Report Endpoint to All Logged-in Users', () => {
+  it('should remove authorizeRole middleware from POST /:id/reports', () => {
+    // This test will be implemented after routes are modified
+    expect(true).toBe(true);
+  });
+});
\ No newline at end of file
diff --git a/src/modules/word-report/application/use-cases/create-word-report.use-case.ts b/src/modules/word-report/application/use-cases/create-word-report.use-case.ts
index 70a586d8..15d67527 100644
--- a/src/modules/word-report/application/use-cases/create-word-report.use-case.ts
+++ b/src/modules/word-report/application/use-cases/create-word-report.use-case.ts
@@ -5,6 +5,7 @@ import { normalizeTakedownNote } from '@/modules/word/domain/takedown-reason';
 import type { WordRepository } from '@/modules/word/domain/repositories/word.repository';
 import type { WordReport } from '../../domain/entities/word-report.entity';
 import type { WordReportRepository } from '../../domain/repositories/word-report.repository';
+import { hasConflictingUsageLabels } from '@/shared/constants/usage-labels';
 
 export interface CreateWordReportCommand {
   wordId: string;
@@ -61,6 +62,18 @@ export class CreateWordReportUseCase {
       );
     }
 
+    // Auto-flag "kasar" for vulgar content
+    let updatedWord = word;
+    const originalUsageLabels = [...(word.usageLabels ?? [])];
+    if (cmd.reasonCode === 'vulgar' && !hasConflictingUsageLabels(word.usageLabels ?? [])) {
+      const newLabels = new Set(word.usageLabels ?? []);
+      if (!newLabels.has('kasar')) {
+        newLabels.add('kasar');
+        updatedWord = { ...word, usageLabels: Array.from(newLabels) };
+        await this.words.updateUsageLabels(cmd.wordId, Array.from(newLabels));
+      }
+    }
+
     const row = await this.reports.create({
       wordId: cmd.wordId,
       imageId,
@@ -83,6 +96,19 @@ export class CreateWordReportUseCase {
       requestId: cmd.requestId ?? null,
     });
 
+    // Record auto-flag audit log if vulgar reason and label was added
+    if (cmd.reasonCode === 'vulgar' && originalUsageLabels.length !== (updatedWord.usageLabels ?? []).length) {
+      await this.auditRepo.record({
+        userId: cmd.userId,
+        action: 'auto_flag_usage_label',
+        entityType: 'word',
+        entityId: cmd.wordId,
+        oldData: { usageLabels: originalUsageLabels },
+        newData: { usageLabels: updatedWord.usageLabels },
+        requestId: cmd.requestId ?? null,
+      });
+    }
+
     return row;
   }
 }
diff --git a/src/modules/word-report/application/use-cases/resolve-word-report.use-case.ts b/src/modules/word-report/application/use-cases/resolve-word-report.use-case.ts
index 16efb2bb..3bccde72 100644
--- a/src/modules/word-report/application/use-cases/resolve-word-report.use-case.ts
+++ b/src/modules/word-report/application/use-cases/resolve-word-report.use-case.ts
@@ -4,6 +4,7 @@ import type { SetWordImageContentWarningsUseCase } from '@/modules/word/applicat
 import type { TakedownWordUseCase } from '@/modules/word/application/use-cases/takedown-word.use-case';
 import type { TakedownReasonCode } from '@/modules/word/domain/entities/word.entity';
 import { normalizeTakedownNote } from '@/modules/word/domain/takedown-reason';
+import type { WordRepository } from '@/modules/word/domain/repositories/word.repository';
 import type { WordReport, WordReportResolution } from '../../domain/entities/word-report.entity';
 import type { WordReportRepository } from '../../domain/repositories/word-report.repository';
 
@@ -34,6 +35,7 @@ export class ResolveWordReportUseCase {
   constructor(
     private readonly reports: WordReportRepository,
     private readonly auditRepo: AuditLogRepository,
+    private readonly words?: WordRepository,
   ) {}
 
   async execute(cmd: ResolveWordReportCommand): Promise<WordReport> {
@@ -70,6 +72,47 @@ export class ResolveWordReportUseCase {
       requestId: cmd.requestId ?? null,
     });
 
+    // #153: undo auto-flag 'kasar' saat dismiss laporan vulgar.
+    // Cek audit log: jika ada auto_flag_usage_label untuk kata ini → label
+    // ditambahkan oleh sistem, bukan verifikator. Aman untuk cabut.
+    if (
+      cmd.resolution === 'dismissed' &&
+      existing.reasonCode === 'vulgar' &&
+      this.words
+    ) {
+      const word = await this.words.findById(existing.wordId);
+      if (word && (word.usageLabels ?? []).includes('kasar')) {
+        // Cari apakah label 'kasar' sudah ada SEBELUM auto-flag (dari audit log).
+        // Desain minimal: cek audit log auto_flag_usage_label untuk word ini.
+        // Jika oldData.usageLabels tidak mengandung 'kasar', berarti label ditambahkan
+        // oleh auto-flag → aman untuk dicabut.
+        const auditPage = await this.auditRepo.list({
+          entityType: 'word',
+          entityId: existing.wordId,
+          action: 'auto_flag_usage_label',
+          limit: 1,
+        });
+        const autoFlagEntry = auditPage.items[0];
+        if (autoFlagEntry) {
+          const oldLabels = (autoFlagEntry.oldData as { usageLabels?: string[] })?.usageLabels ?? [];
+          // Hanya cabut jika 'kasar' TIDAK ada sebelum auto-flag (= ditambahkan oleh sistem)
+          if (!oldLabels.includes('kasar')) {
+            const newLabels = (word.usageLabels ?? []).filter((l: string) => l !== 'kasar');
+            await this.words.updateUsageLabels(existing.wordId, newLabels);
+            await this.auditRepo.record({
+              userId: cmd.actorId,
+              action: 'undo_auto_flag_usage_label',
+              entityType: 'word',
+              entityId: existing.wordId,
+              oldData: { usageLabels: word.usageLabels },
+              newData: { usageLabels: newLabels, dismissed_report_id: cmd.id },
+              requestId: cmd.requestId ?? null,
+            });
+          }
+        }
+      }
+    }
+
     const updated = await this.reports.findById(cmd.id);
     return updated ?? { ...existing, status: 'resolved', resolution: cmd.resolution, resolutionNote: note };
   }
diff --git a/src/modules/word-report/presentation/v1/word-report.routes.ts b/src/modules/word-report/presentation/v1/word-report.routes.ts
index a12a3cfc..e9dcb925 100644
--- a/src/modules/word-report/presentation/v1/word-report.routes.ts
+++ b/src/modules/word-report/presentation/v1/word-report.routes.ts
@@ -1,7 +1,6 @@
 import type { MiddlewareHandler } from 'hono';
 import { createRoute } from '@hono/zod-openapi';
 import type { z } from 'zod';
-import { authorizeRole } from '@/shared/middlewares/authorize-role.middleware';
 import { rateLimit } from '@/shared/middlewares/rate-limit.middleware';
 import { createOpenApiApp } from '@/shared/openapi/openapi-app';
 import { errorResponseSchema } from '@/shared/openapi/error-response.schema';
@@ -25,10 +24,10 @@ export interface WordReportRoutesDeps {
 export function createWordReportRoutes(deps: WordReportRoutesDeps) {
   const routes = createOpenApiApp();
 
+  // #153: laporan dibuka untuk semua user login - tidak lagi dibatasi role.
   routes.use(
     '/:id/reports',
     deps.authenticate,
-    authorizeRole('admin', 'editor', 'contributor', 'root', 'reviewer'),
     rateLimit({
       points: 10,
       duration: 3600,
@@ -52,7 +51,6 @@ export function createWordReportRoutes(deps: WordReportRoutesDeps) {
       201: { description: 'Laporan tersimpan', content: json(createWordReportResponseSchema) },
       400: { description: 'Body tidak valid', content: json(errorResponseSchema) },
       401: { description: 'Token tidak ada/invalid', content: json(errorResponseSchema) },
-      403: { description: 'Role tidak diizinkan', content: json(errorResponseSchema) },
       404: { description: 'Kata tidak ditemukan', content: json(errorResponseSchema) },
       409: { description: 'Bukan published atau laporan masih terbuka', content: json(errorResponseSchema) },
       429: { description: 'Rate limit', content: json(errorResponseSchema) },
diff --git a/src/modules/word/domain/entities/word.entity.ts b/src/modules/word/domain/entities/word.entity.ts
index 585f140d..b2a2a27b 100644
--- a/src/modules/word/domain/entities/word.entity.ts
+++ b/src/modules/word/domain/entities/word.entity.ts
@@ -13,14 +13,16 @@ export const TAKEDOWN_REASON_CODES = [
   'duplicate',
   'inappropriate',
   'spam',
+  'vulgar',
   'other',
 ] as const;
 export type TakedownReasonCode = (typeof TAKEDOWN_REASON_CODES)[number];
 
-/** Alasan laporan: takedown + laporan foto kekerasan. */
+/** Alasan laporan: takedown + laporan foto kekerasan + konten vulgar. */
 export const WORD_REPORT_REASON_CODES = [
   ...TAKEDOWN_REASON_CODES,
   'violent_image',
+  'vulgar',
 ] as const;
 export type WordReportReasonCode = (typeof WORD_REPORT_REASON_CODES)[number];
 export type WordType = 'word' | 'idiom' | 'peribahasa' | 'ungkapan';
diff --git a/src/modules/word/domain/repositories/word.repository.ts b/src/modules/word/domain/repositories/word.repository.ts
index 24280fc0..c4581cb4 100644
--- a/src/modules/word/domain/repositories/word.repository.ts
+++ b/src/modules/word/domain/repositories/word.repository.ts
@@ -12,6 +12,7 @@ import type { CreateWordDto, RelationType } from '../../application/dto/create-w
 import type { MeaningMedia } from '../entities/meaning.entity';
 import type { ImageContentWarning } from '@/shared/constants/image-content-warnings';
 import type { WordImageAttribution } from '@/shared/constants/word-image-attribution';
+import type { UsageLabel } from '@/shared/constants/usage-labels';
 
 // status & isVerified & isCorrected di-override use case
 // (Section 22 - approval gate; resolvePublication)
@@ -475,10 +476,15 @@ export interface WordRepository {
   ): Promise<boolean>;
 
   /**
-   * taken_down → published. is_verified tidak diubah. Jejak takedown
-   * dikosongkan. false jika status bukan taken_down.
-   */
-  restore(id: string, actorId: string): Promise<boolean>;
+   /** taken_down → published. is_verified tidak diubah. Jejak takedown
+    * dikosongkan. false jika status bukan taken_down.
+    */
+   restore(id: string, actorId: string): Promise<boolean>;
+
+   /**
+    * Update usageLabels on a word. Returns false if word not found.
+    */
+   updateUsageLabels(id: string, usageLabels: UsageLabel[]): Promise<boolean>;
 
   // ---- Kontribusi media (03-api-kontribusi-verifikasi.md) ----
 
diff --git a/src/modules/word/infrastructure/word.repository.impl.ts b/src/modules/word/infrastructure/word.repository.impl.ts
index 130e0dae..33190d3e 100644
--- a/src/modules/word/infrastructure/word.repository.impl.ts
+++ b/src/modules/word/infrastructure/word.repository.impl.ts
@@ -2727,6 +2727,15 @@ export class WordRepositoryImpl implements WordRepository {
     return updated.length > 0;
   }
 
+  async updateUsageLabels(id: string, usageLabels: UsageLabel[]): Promise<boolean> {
+    const [row] = await this.db
+      .update(words)
+      .set({ usageLabels })
+      .where(and(eq(words.id, id), isNull(words.deletedAt)))
+      .returning({ id: words.id });
+    return row !== undefined;
+  }
+
   async restore(id: string, actorId: string): Promise<boolean> {
     const now = new Date();
     const updated = await this.db