CVE-2026-34089

Memory leak in Scribunto causes runJobs.php to run out of memory

State: Published
Severity: 2.3 Low
Published: May 11, 2026
Updated: May 11, 2026
Reserved: Mar 25, 2026

Description

Vulnerability in Wikimedia Foundation Scribunto.

This issue affects Scribunto: from 1.45.0 before 1.45.2.

Scores

CVSS	Score	Vector	Source
4.0	2.3 Low	CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N	wikimedia-foundation

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
ScribuntoWikimedia Foundation	1.45.0 to before 1.45.2Affected

References

https://phabricator.wikimedia.org/T419168

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