W3 Total Cache: Broken access control
W3 Total Cache is affected by broken access control. Exploitation requires an authenticated author account. A successful request can reach data or an operation that should be restricted to another user or a more privileged role. The published affected range is n/a through 2.9.1.
- Component
- W3 Total Cache
- Plugin slug
w3-total-cache- Affected
- n/a through 2.9.1
- Safe version
2.9.2- Published
- Jun 17, 2026
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Jun 17, 2026 and is one of 23 known issues for this plugin.
Update, patch or deactivate.
Update W3 Total Cache to 2.9.2 or later, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
Author Broken Access Control in W3 Total Cache <= 2.9.1 versions.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L