CVE-2024-47840

Stored XSS through sidebar in Apex skin

Published Oct 5, 2024 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Apex skin allows Stored XSS.This issue affects Mediawiki - Apex skin: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

The Wikimedia Foundation

Mediawiki - Apex skin

unaffected

Version	Status	Constraints
`1.39.x`	affected	< 1.39.9
`1.41.x`	affected	< 1.41.3
`1.42.x`	affected	< 1.42.2

Configuration 1 [-]

OR	cpe:2.3:a:wikimedia:apex::::::::
	cpe:2.3:a:wikimedia:apex::::::::
	cpe:2.3:a:wikimedia:apex::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2024-42705	Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Apex skin allows Stored XSS.This issue affects Mediawiki - Apex skin: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.330% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
https://gerrit.wikimedia.org/r/q/Id9093783051c3f8e6dcb5dc89f9493a5f5cf7bd7
https://phabricator.wikimedia.org/T368628
https://phabricator.wikimedia.org/T370081

History

Oct 16, 2024 5:00 PM First appearance in the feed. Affected versions updated. Affected vendors updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
First Time appeared		Wikimedia apex
CPEs		cpe:2.3:a:wikimedia:apex::::::::
Vendors & Products		Wikimedia apex
Metrics		cvssV3_1 `{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'}`

Oct 7, 2024 7:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
First Time appeared		Wikimedia Wikimedia mediawiki-apex Skin
CPEs		cpe:2.3:a:wikimedia:mediawiki-apex_skin::::::::
Vendors & Products		Wikimedia Wikimedia mediawiki-apex Skin
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Oct 5, 2024 1:00 AM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Apex skin allows Stored XSS.This issue affects Mediawiki - Apex skin: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
Title		Stored XSS through sidebar in Apex skin
Weaknesses		CWE-79
References		https://gerrit.wikimedia.org/r/q/Id9093783051c3f8e6dcb5dc89f9493a5f5cf7bd7 https://phabricator.wikimedia.org/T368628 https://phabricator.wikimedia.org/T370081
Metrics		cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}`