WordPress Rank Math SEO plugin <= 1.0.271 - Broken Access Control vulnerability

published 2026-06-15 4 mo ago modified 2026-10-31 9 d ago also EUVD-2026-36919

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits: 0; none known

Missing Authorization vulnerability in Rank Math SEO Rank Math SEO seo-by-rank-math allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Rank Math SEO: from n/a through 1.0.271.

Patch / fix

fixed in 1

Rank Math SEO Rank Math SEO 1.0.271.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-16)

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

Rank Math SEO Rank Math SEO

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/seo-by-rank-math/vulnerability/wordpress-rank-math-seo-plugin-1-0-271-broken-access
vdb-entry

Sources

CVE List CVE-2026-34892
NVD CVE-2026-34892

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary