CVE-2026-58027
Last modified
CVE-2026-58027 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/Api/QueryAbuseFilters.Php. This issue affects AbuseFilter: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/Api/QueryAbuseFilters.Php. This issue affects AbuseFilter: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mediawiki | Mediawiki | >= 1.43.0, < 1.43.9 | — |
| Mediawiki | Mediawiki | >= 1.44.0, < 1.44.6 | — |
| Mediawiki | Mediawiki | >= 1.45.0, < 1.45.4 | — |
| Mediawiki | Mediawiki | 1.46.0 | Rc0 |
References
- https://phabricator.wikimedia.org/T406954Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-58027?
How severe is CVE-2026-58027?
How do I fix CVE-2026-58027?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-58016A flaw was found in GLib. A state confusion issue exists in …9.1
- CVE-2026-5802A vulnerability was identified in idachev mcp-javadc up to 1…7.3
- CVE-2026-58023Out-of-bounds Read vulnerability in Apache Thrift c_glib bin…9.1
- CVE-2026-58024Exposure of Sensitive Information to an Unauthorized Actor v…5.7
- CVE-2026-58025Deserialization of untrusted data vulnerability in Wikimedia…9.8
- CVE-2026-58026Exposure of Sensitive Information to an Unauthorized Actor v…5.7
- CVE-2026-58028Improper Neutralization of Input During Web Page Generation …5.4
- CVE-2026-58029Vulnerability in Wikimedia Foundation MediaWiki. This vuln…6.5
- CVE-2026-5803A security flaw has been discovered in bigsk1 openai-realtim…6.3
- CVE-2026-58030Improper Neutralization of Input During Web Page Generation …6.1
- CVE-2026-58031Improper Neutralization of Input During Web Page Generation …5.4
- CVE-2026-58032Improper Neutralization of Input During Web Page Generation …6.1
Are you affected by CVE-2026-58027?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST