CVE-2026-89255

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the LoginControl plugin that fails to HTML-encode PGP public keys echoed into a textarea element. An authenticated attacker can inject malicious JavaScript by submitting a crafted public key, which executes in an administrator's session when viewing the user's profile tab.

CVSS v3 8.7 HIGH

8.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.3 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/WWBN/AVideo/security/advisories/GHSA-gq4h-vw2w-9rx3
https://www.vulncheck.com/advisories/avideo-logincontrol-stored-xss-via-pgp-public-key
https://github.com/WWBN/AVideo/security/advisories/GHSA-gq4h-vw2w-9rx3

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-11 12:16

Updated : 2026-09-11 15:21

NVD link : CVE-2026-89255

Mitre link : CVE-2026-89255

CVE.ORG link : CVE-2026-89255

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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