CVE-2025-12367: The SiteSEO – SEO Simplified plugin for WordPress is vulnerable to Missing Authorization in versions
Source GCVE Database
Not known to be exploited · CVSS 4.3 Medium.
Data as of 29 Oct 2026, 23:37 UTC
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 1 Nov 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
AI-suggested
Users should monitor the vendor's advisory channels for updates. Until a fix is released, restrict Author-level access to trusted users only to reduce risk.
Description
The SiteSEO – SEO Simplified WordPress plugin versions up to and including 1.3.1 suffer from a Missing Authorization vulnerability. This flaw allows authenticated users with Author-level access or higher to enable or disable SiteSEO features without proper permission checks.
References
- nvd.nist.gov/vuln/detail/CVE-2025-12367 (opens in a new tab)
- plugins.trac.wordpress.org/browser/siteseo/tags/1.3.1/main/ajax.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset/3387094/siteseo/trunk/main/ajax.php?contextall=1 (opens in a new tab)
- wordfence.com/threat-intel/vulnerabilities/id/54535bef-23c3-4045-bb37-ba28ae5461b1?source=cve (opens in a new tab)