PT-2022-26695 · Mediawiki · Scratchlogin Extension

Apple502J · Published 2022-11-17 · Updated 2025-04-25 · CVE-2022-42985

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions ScratchLogin extension versions 1.1 and earlier for MediaWiki

Description The issue allows users with administrator privileges to perform cross-site scripting (XSS) due to the failure to escape verification failure messages.

Recommendations For ScratchLogin extension versions 1.1 and earlier, consider disabling the extension until a patch is available to prevent cross-site scripting (XSS) attacks.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2022-42985

Affected Products

Scratchlogin Extension

References · 7

• https://github.com/InternationalScratchWiki/mediawiki-scratch-login/blob/4d2c1229b558b9cd685961274f20b621d114f4db/ScratchLogin.common.php#L104 · Patch
• https://github.com/InternationalScratchWiki/mediawiki-scratch-login/pull/22 · Patch
• https://osv.dev/vulnerability/CVE-2022-42985 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-42985 · Security Note
• https://t.me/cibsecurity/53029 · Telegram Post
• https://t.me/cvenotify/37933 · Telegram Post
• https://t.me/cvenotify/119872 · Telegram Post