WordPress Slim SEO plugin <= 4.6.2 - Broken Access Control vulnerability

published 2026-06-25 4 mo ago modified 2026-10-25 14 d ago also EUVD-2026-39385

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 27%
public exploits: 0; none known

Contributor Broken Access Control in Slim SEO <= 4.6.2 versions.

Patch / fix

fixed in 1

eLightUp Slim SEO 4.7.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-25)

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% 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:H/I:N/A:N

Affected products

eLightUp Slim SEO

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/slim-seo/vulnerability/wordpress-slim-seo-plugin-4-6-2-broken-access-control-vulner
vdb-entry

Sources

CVE List CVE-2026-57429
NVD CVE-2026-57429

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