CVE-2026-34089

LOW

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

Title source: cna

STIX 2.1

Description

Vulnerability in Wikimedia Foundation Scribunto. This issue affects Scribunto: from 1.45.0 before 1.45.2.

References (1)

Core 1

Core References

https://phabricator.wikimedia.org/T419168

Scores

CVSS v4 2.3

EPSS 0.0023

EPSS Percentile 13.4%

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/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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (1)

Wikimedia Foundation/Scribunto 1.45.0 - 1.45.2

Published May 11, 2026

Tracked Since May 11, 2026