CVE-2021-42045

—

CVSS 3.1

5.4 medium

EPSS

<1%p49

Published

Sep 29, 2022 (Sep 29, 2022)

Modified

Jun 17, 2026

Description

An issue was discovered in SecurePoll in the Growth extension in MediaWiki through 1.36.2. Simple polls allow users to create alerts by changing their User-Agent HTTP header and submitting a vote.

Vendors: mediawiki
Products: mediawiki
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

In the news0 stories

No ingested article mentions this CVE yet.