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CVE-2026-22711

| EUVD-2026-19851 MEDIUM
Improper Neutralization of Alternate XSS Syntax (CWE-87)
2026-04-07 c4f26cc8-17ff-4c99-b5e2-38fc1793eacc GHSA-cp48-9xx4-pmj6
XSS
6.9
CVSS 4.0
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CVSS VectorNVD

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
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

3
EUVD ID Assigned
Apr 07, 2026 - 19:22 euvd
EUVD-2026-19851
Analysis Generated
Apr 07, 2026 - 19:22 vuln.today
CVE Published
Apr 07, 2026 - 19:16 nvd
MEDIUM 6.9

DescriptionNVD

Improper neutralization of alternate XSS syntax vulnerability in The Wikimedia Foundation Mediawiki - Wikilove Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Wikilove Extension: 1.43.7, 1.44.4, 1.45.2.

AnalysisAI

Cross-site scripting (XSS) in the Mediawiki Wikilove Extension via improper neutralization of alternate XSS syntax allows unauthenticated remote attackers to inject malicious scripts with low complexity attack surface. The vulnerability affects Mediawiki Wikilove Extension versions 1.43.7, 1.44.4, and 1.45.2, enabling stored or reflected XSS attacks that can compromise user sessions, steal credentials, or deface wiki content. …

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CVE-2026-22711 vulnerability details – vuln.today
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