CVE-2026-8981

תיאור (מקור, אנגלית)

The Custom Block Builder WordPress plugin before 4.3.0 does not consistently check the unfiltered_html capability across all paths that write to its block template code fields, allowing administrators on multisite installations (or single-site installs with DISALLOW_UNFILTERED_HTML defined) to inject arbitrary JavaScript that executes for any visitor of pages embedding the affected block.

מדדים

CVSS 3.1

3.5 (LOW) מקור הציון: CNA CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

EPSS — סבירות ניצול

0% (אחוזון 000) נכון ל-9/8/2026

CWE

CWE-79

קישורים

• https://wpscan.com/vulnerability/9815b0e6-e411-4a5c-9c63-30bad21da698/