CVE-2026-81757CWE-502insecure-deserialization

CVE-2026-81757

High · published August 28, 2026

CVSS v3.1
7.2
EPSS
1%
Percentile
55.4
In the wild
Unconfirmed
What it is

Author Remote Code Execution (RCE) in Rank Math SEO <= 1.0.276 versions.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00777 · 55.4th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-08-28T20:18Z
References (1)
https://patchstack.com/database/wordpress/plugin/seo-by-rank-math/vulnerability/wordpress-rank-math-seo-plugin-1-0-276-remote-code-execution-rce-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 30 AUG 16:19Z
    EPSS moved — → 0%
    epss
  • 28 AUG 14:33Z
    WordPress Rank Math SEO plugin <= 1.0.276 - Remote Code Execution (RCE) vulnerability
    cvelistv5