Privilege escalation in Cmp

CVE-2026-13415

The CMP WordPress plugin before 4.1.18 does not enforce an option-name allow-list when importing settings via one of its AJAX actions, allowing users with the Editor role (when the administrator has granted the Editor role access to the CMP WordPress plugin before 4.1.18's admin-bar controls) to update arbitrary WordPress options, including options that lead to privilege escalation to Administrator.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (15.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-13415: held from 0.003 to 0.002.

EPSS over last 30 days · oldest: 0.003 · newest: 0.002 · change: -0.000

Affected products

  • Cmp

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-13415?
CVE-2026-13415 is a high-severity vulnerability in Cmp, classified under Improper Privilege Management. CVSS score: 7.2/10. Published 2026-08-27.
How severe is CVE-2026-13415?
High severity. CVSS v3 base score is 7.2 out of 10.