CVE-2026-22209

| EUVD-2026-11750 MEDIUM
2026-03-13 VulnCheck
5.1
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/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
High
User Interaction
None
Scope
X

Lifecycle Timeline

4
Patch Released
Mar 26, 2026 - 19:16 nvd
Patch available
Analysis Generated
Mar 13, 2026 - 07:58 vuln.today
EUVD ID Assigned
Mar 13, 2026 - 07:58 euvd
EUVD-2026-11750
CVE Published
Mar 13, 2026 - 01:18 nvd
MEDIUM 5.1

Tags

XSS

Description

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability in the customCss field that allows administrators to inject malicious scripts by breaking out of style tags. Attackers with admin access can inject payloads like </style><script>alert(1)</script> in the custom CSS setting to execute arbitrary JavaScript in user browsers.

Analysis

Medium severity vulnerability in wpDiscuz (WordPress plugin). wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability in the customCss field that allows administrators to inject malicious scripts by breaking out of style tags. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

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Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +26
POC: 0

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CVE-2026-22209 vulnerability details – vuln.today
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