CVE-2026-58030 - Vulnerability Details - OpenCVE

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation SyntaxHighlight_GeSHi. This vulnerability is associated with program files includes/SyntaxHighlight.Php. This issue affects SyntaxHighlight_GeSHi: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Wikimedia	Syntaxhighlight Geshi

No data.

No data.

References

Link	Providers
https://phabricator.wikimedia.org/T427167

History

Mon, 06 Jul 2026 23:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Wikimedia Wikimedia syntaxhighlight Geshi
Vendors & Products		Wikimedia Wikimedia syntaxhighlight Geshi

Wed, 01 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 01 Jul 2026 15:30:00 +0000

Type	Values Removed	Values Added
Description		Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation SyntaxHighlight_GeSHi. This vulnerability is associated with program files includes/SyntaxHighlight.Php. This issue affects SyntaxHighlight_GeSHi: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Title		SyntaxHighlight stored XSS via unsanitized 'linelinks' attribute
Weaknesses		CWE-79
References		https://phabricator.wikimedia.org/T427167
Metrics		cvssV4_0 `{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published: 2026-07-01T14:58:19.707Z

Updated: 2026-07-01T15:48:58.797Z

Reserved: 2026-06-27T13:32:37.577Z

Link: CVE-2026-58030

Vulnrichment

Updated: 2026-07-01T15:48:54.831Z

NVD

No data.

Redhat

No data.

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