SecuriTricks - CVE-2026-34092

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Skin/Skin.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

Product(s) Impacted

Vendor	Product	Versions
Wikimedia	Mediawiki	<1.43.7, 1.44.4, 1.45.2

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	wikimedia	mediawiki	<1.43.7	/	/	/	/	/	/	/
a	wikimedia	mediawiki	1.44.4	/	/	/	/	/	/	/
a	wikimedia	mediawiki	1.45.2	/	/	/	/	/	/	/

References

https://phabricator.wikimedia.org/T384147

CVSS Score

2.1 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: HIGH
Attack Requirements: NONE
Privileges Required: LOW
User Interaction: PASSIVE
Scope:
Confidentiality Impact: LOW
Integrity Impact: NONE
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: May 11, 2026, 4:17 p.m.
Last Modified: May 12, 2026, 2:45 p.m.

Status : Undergoing Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

CVE-2026-34092