Access Control Issue in WP SYNTEX Polylang by WordPress
CVE-2026-122670

5.4MEDIUM

Key Information:

Vendor

WordPress
Status
Polylang
Vendor
CVE Published:
6 November 2026

What is CVE-2026-122670?

A missing authorization vulnerability in the WP SYNTEX Polylang plugin allows attackers to exploit incorrectly configured access control security levels. This could potentially enable unauthorized users to access restricted areas or functionality. Users of Polylang, particularly those operating on version 3.9 and earlier, should be aware of this issue and take necessary precautions to safeguard their applications.

Affected Version(s)

Polylang 0 <= 3.9

References

https://patchstack.com/database/wordpress/plugin/polylang...
vdb-entry

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Oly Hossen | Patchstack Bug Bounty Program
.