CVE-2021-42045

medium

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.

References

https://phabricator.wikimedia.org/T289385

https://gerrit.wikimedia.org/r/q/I4f04083cd00884d3b85245460774c81c7639a578

Details

Source: Mitre, NVD

Published: 2022-09-29

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N