# Yoast vulnerabilities

Source: https://junglewise.ai/threats/vendors/yoast  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/yoast.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 7 vulnerabilities in Yoast: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-10821, was published on 2 September 2026. Nothing was published in the last eight weeks. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 7 (0 critical, 0 exploited in the wild)

## About Yoast

Yoast is a software company that develops search engine optimization plugins and tools for WordPress.

## Latest Yoast vulnerabilities

- [CVE-2026-10821: Yoast SEO Premium arbitrary .htaccess directive injection to RCE](https://junglewise.ai/threats/cve-2026-10821-yoast-seo-premium-arbitrary-htaccess-directive-injection-to-rce) (medium, CVSS 6.6, published 2 Sep 2026)
- [CVE-2026-19435: Duplicate Post WordPress plugin capability check bypass](https://junglewise.ai/threats/cve-2026-19435-duplicate-post-wordpress-plugin-capability-check-bypass) (low, CVSS 2.7, published 21 Aug 2026)
- [CVE-2026-19077: Duplicate Post WordPress plugin authorization bypass in bulk operations](https://junglewise.ai/threats/cve-2026-19077-duplicate-post-wordpress-plugin-authorization-bypass-in-bulk) (medium, CVSS 6.5, published 10 Aug 2026)
- [CVE-2026-15425: Yoast SEO Stored XSS in Post Slug](https://junglewise.ai/threats/cve-2026-15425-yoast-seo-stored-xss-in-post-slug) (medium, CVSS 6.4, published 25 Jul 2026)
- [CVE-2026-53740: Yoast Duplicate Post stored XSS in Classic Editor republish notice](https://junglewise.ai/threats/cve-2026-53740-yoast-duplicate-post-stored-xss-in-classic-editor-republish) (medium, CVSS 5.4, published 10 Jun 2026)
- [CVE-2026-53739: Yoast Duplicate Post CSRF in duplicate_post_dismiss_notice](https://junglewise.ai/threats/cve-2026-53739-yoast-duplicate-post-csrf-in-duplicate-post-dismiss-notice) (medium, CVSS 4.3, published 10 Jun 2026)
- [CVE-2025-14481: Yoast SEO IDOR in Meta Search REST API endpoint](https://junglewise.ai/threats/cve-2025-14481-yoast-seo-idor-in-meta-search-rest-api-endpoint) (medium, CVSS 4.3, published 27 May 2026)

## Most severe Yoast vulnerabilities

- [CVE-2026-10821: Yoast SEO Premium arbitrary .htaccess directive injection to RCE](https://junglewise.ai/threats/cve-2026-10821-yoast-seo-premium-arbitrary-htaccess-directive-injection-to-rce) (medium, CVSS 6.6, published 2 Sep 2026)
- [CVE-2026-19077: Duplicate Post WordPress plugin authorization bypass in bulk operations](https://junglewise.ai/threats/cve-2026-19077-duplicate-post-wordpress-plugin-authorization-bypass-in-bulk) (medium, CVSS 6.5, published 10 Aug 2026)
- [CVE-2026-15425: Yoast SEO Stored XSS in Post Slug](https://junglewise.ai/threats/cve-2026-15425-yoast-seo-stored-xss-in-post-slug) (medium, CVSS 6.4, published 25 Jul 2026)
- [CVE-2026-53740: Yoast Duplicate Post stored XSS in Classic Editor republish notice](https://junglewise.ai/threats/cve-2026-53740-yoast-duplicate-post-stored-xss-in-classic-editor-republish) (medium, CVSS 5.4, published 10 Jun 2026)
- [CVE-2026-53739: Yoast Duplicate Post CSRF in duplicate_post_dismiss_notice](https://junglewise.ai/threats/cve-2026-53739-yoast-duplicate-post-csrf-in-duplicate-post-dismiss-notice) (medium, CVSS 4.3, published 10 Jun 2026)
- [CVE-2025-14481: Yoast SEO IDOR in Meta Search REST API endpoint](https://junglewise.ai/threats/cve-2025-14481-yoast-seo-idor-in-meta-search-rest-api-endpoint) (medium, CVSS 4.3, published 27 May 2026)
- [CVE-2026-19435: Duplicate Post WordPress plugin capability check bypass](https://junglewise.ai/threats/cve-2026-19435-duplicate-post-wordpress-plugin-capability-check-bypass) (low, CVSS 2.7, published 21 Aug 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 1 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 1 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Yoast technologies

- [Yoast Duplicate-Post](https://junglewise.ai/threats/technologies/duplicate-post): 5 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Yoast vulnerabilities", https://junglewise.ai/threats/vendors/yoast, 9 November 2026.