CVEvulnerability
CVE-2026-39934
6.9 MEDIUM
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-04-07
- Last modified
- 2026-07-21
- Assigner
- c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
- CVSS 4.0 (c4f26cc8-17ff-4c99-b5e2-38fc1793eacc)
- 6.9 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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
- Weaknesses
- CWE-835
Description
Loop with unreachable exit condition ('infinite loop') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This issue was remediated only on the `master` branch.
Related
Weakness · CWE (1)
- CWE-835 Loop with Unreachable Exit Condition weakness
References
- https://gerrit.wikimedia.org/r/c/1243874 gerrit.wikimedia.org
- https://phabricator.wikimedia.org/T418222 phabricator.wikimedia.org