CVE-2026-34086
Low
Description
Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.
SeverityLow
CVSS2.1
Exploit probability16. percentile0.2%
ProductAbuseFilter
PublishedMay 11, 2026
First seenMay 11, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- Wikimedia Foundation AbuseFilter1.43.7, 1.44.4, 1.45.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wikimedia Foundation AbuseFilter | v < 1.43.7, 1.44.4, 1.45.2 | 1.43.7, 1.44.4, 1.45.2 |
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