XSS in A3rev A3 Lazy Load
CVE-2026-6427
The a3 Lazy Load plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.7.6 This is due to a regex bug in the _filter_videos() method that breaks HTML attribute quoting when processing cra…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.000 (15.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- A3rev A3 Lazy Load — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-6427?
- CVE-2026-6427 is a medium-severity vulnerability in A3rev A3 Lazy Load, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-28.
- How severe is CVE-2026-6427?
- Medium severity. CVSS v3 base score is 6.4 out of 10.