CVE-2026-111837: WordPress Contest Gallery plugin <= 34.0.1 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-21 · updated 2026-10-21
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Wasiliy Strecker Contest Gallery contest-gallery allows Stored XSS.This issue affects Contest Gallery: from n/a through 34.0.1.

Affected products

Wasiliy Strecker Contest Gallery: through 34.0.1

References

https://patchstack.com/database/wordpress/plugin/contest-gallery/vulnerability/wordpress-contest-gallery-plugin-34-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Get alerted when CVE-2026-111837 or the next vulnerability affects your stack