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osvGoogleOSV:BIT-MEDIAWIKI-2021-42048
HistoryMar 06, 2024 - 11:10 a.m.

BIT-mediawiki-2021-42048

2024-03-0611:10:01
Google
osv.dev
5
issue
discovered
growth
extension
mediawiki
1.36.2
admin
arbitrary javascript code
newcomer home page
footer
executed
viewers
zero edits

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7

Confidence

High

EPSS

0.001

Percentile

22.7%

An issue was discovered in the Growth extension in MediaWiki through 1.36.2. Any admin can add arbitrary JavaScript code to the Newcomer home page footer, which can be executed by viewers with zero edits.

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7

Confidence

High

EPSS

0.001

Percentile

22.7%

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