WordPress Yoast SEO Premium plugin <= 26.6 - Broken Access Control vulnerability

published 2026-06-17 4 mo ago modified 2026-10-26 14 d ago also EUVD-2026-37579

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits: 0; none known

Missing Authorization vulnerability in Yoast BV Yoast SEO Premium allows Exploiting Incorrectly Configured Access Control Security Levels.

This issue affects Yoast SEO Premium: from n/a through 26.6.

Patch / fix

fixed in 1

Yoast BV Yoast SEO Premium 26.7

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-17)

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L

Affected products

Yoast BV Yoast SEO Premium

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/wordpress-seo-premium/vulnerability/wordpress-yoast-seo-premium-plugin-26-6-broken-
vdb-entry

Sources

CVE List CVE-2026-40722
NVD CVE-2026-40722

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary