Unauthenticated Broken Access Control Vulnerability in WP REST Cache by WordPress
CVE-2026-116862

7.5HIGH

Key Information:

Vendor

WordPress
Status
WP Rest Cache
Vendor
CVE Published:
30 October 2026

What is CVE-2026-116862?

The WP REST Cache plugin contains an unauthenticated broken access control vulnerability, affecting versions up to 2026.3.1. Attackers could exploit this flaw to gain unauthorized access to sensitive functionalities, leading to potential data leaks or manipulation. Website administrators are strongly advised to update to the latest version and implement security best practices to safeguard against unauthorized access.

Affected Version(s)

WP REST Cache <= 2026.3.1

References

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

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Peter Tang | Patchstack Bug Bounty Program
.