WordPress plugin vulnerabilities
Yoast Duplicate Post vulnerabilities
Known security issues in the Yoast Duplicate Post WordPress plugin, by affected version, with severity, CVE and the version that fixes each one.
- Plugin slug
- duplicate-post
- Latest version
- 4.7
- Active installs
- 3,000,000+
- Known vulnerabilities
- 10 (2 without a fix)
- Data updated
- 2026-10-18 07:30 UTC
Check your version
This information comes from public vulnerability databases and may be incomplete or out of date. A plugin with no known vulnerabilities is not proof that it is secure; keep plugins updated and remove the ones you do not use.
No fix available (2)
The source lists no fixed version. Consider deactivating and replacing the plugin until a fix is released.
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| [en] Yoast Duplicate Post through 4.6 inserts an unescaped post title and permalink into the Classic Editor scheduled republish notice. CVE-2026-53740 · Source | Medium | 5.4 | <= 4.6 | 2026-06-10 |
| [en] Yoast Duplicate Post through 4.6 contains a cross-site request forgery vulnerability in the duplicate_post_dismiss_notice handler, which verifies no nonce or capability. CVE-2026-53739 · Source | Medium | 4.3 | <= 4.6 | 2026-06-10 |
Fixed in version 4.6 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| Yoast Duplicate Post <= 4.5 - Authenticated (Contributor+) Missing Authorization to Arbitrary Post Duplication and Overwrite CVE-2026-1217 · Source | Not rated | - | < 4.6 | 0000-00-00 |
Fixed in version 3.2.4 (2)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| Yoast Duplicate Post <= 3.2.3 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2019-25314 · Source | Medium | 5.5 | < 3.2.4 | 2019-09-26 |
| Duplicate Post <= 3.2.3 - Authenticated Stored Cross-Site Scripting (XSS) No CVE assigned · Source | Not rated | - | < 3.2.4 | - |
Fixed in version 3.0 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| Yoast Duplicate Post <= 2.6 - Cross-Site Scripting CVE-2014-10378 · Source | Medium | 6.1 | < 3.0 | 2014-08-01 |
Fixed in version 2.6 (4)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| Duplicate Post 2.5 - duplicate-post-admin.php User Login Cookie Value SQL Injection CVE-2014-10379 · Source | Critical | 9.8 | < 2.6 | 2014-08-01 |
| WordPress Duplicate Post Plugin <= 2.5 - Reflected XSS No CVE assigned · Source | Not rated | - | < 2.6 | 2014-08-01 |
| WordPress Duplicate Post Plugin <= 2.5 - SQL Injection No CVE assigned · Source | Not rated | - | < 2.6 | 2014-08-01 |
| Duplicate Post 2.5 - options-general.php post Parameter Reflected XSS No CVE assigned · Source | Not rated | - | < 2.6 | - |
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Sources and attribution
- Vulnerability data from WPVulnerability (WordPress, plugins, themes and server software). WPVulnerability data license.
- CVE records are copyright The MITRE Corporation. CVE Terms of Use.
- Known-exploited status from the CISA Known Exploited Vulnerabilities catalog. Public domain (U.S. Government work).
- Plugin names, latest versions and install counts from the WordPress.org plugin directory. WordPress is a trademark of the WordPress Foundation; Webforta is not affiliated with or endorsed by WordPress.org, WPVulnerability or the sources above.