CVE-2022-42985

The ScratchLogin extension through 1.1 for MediaWiki does not escape verification failure messages, which allows users with administrator privileges to perform cross-site scripting (XSS).
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
mitreCNA
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AC:L/AV:N/A:N/C:L/I:L/PR:H/S:C/UI:R
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 62%
VendorProductVersion
scratch-wikiscratch_login
𝑥
≤ 1.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/InternationalScratchWiki/mediawiki-scratch-login/blob/4d2c1229b558b9cd685961274f20b621d114f4db/ScratchLogin.common.php#L104
https://github.com/InternationalScratchWiki/mediawiki-scratch-login/pull/22
https://github.com/InternationalScratchWiki/mediawiki-scratch-login/blob/4d2c1229b558b9cd685961274f20b621d114f4db/ScratchLogin.common.php#L104
https://github.com/InternationalScratchWiki/mediawiki-scratch-login/pull/22