CVE-2026-0668
MEDIUM
2026-01-07
c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
5.3
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Lifecycle Timeline
4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 24, 2026 - 18:32 vuln.today
Public exploit code
Patch Released
Feb 24, 2026 - 18:32 nvd
Patch available
CVE Published
Jan 07, 2026 - 18:15 nvd
MEDIUM 5.3
Tags
Description
Inefficient Regular Expression Complexity vulnerability in Wikimedia Foundation MediaWiki - VisualData Extension allows Regular Expression Exponential Blowup.This issue affects MediaWiki - VisualData Extension: 1.45.
Analysis
Visualdata versions up to - is affected by inefficient regular expression complexity (redos) (CVSS 5.3).
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.
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Priority Score
47
Low
Medium
High
Critical
KEV: 0
EPSS: +0.1
CVSS: +26
POC: +20
Vendor Status
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External POC / Exploit Code
Leaving vuln.today
Destination URL
POC code from unknown sources may be malicious, contain backdoors, or be fake.
Always review and test exploit code in a safe, isolated environment (VM/sandbox).
Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).