CVE-2026-85159

MEDIUMCVSS 5.4/10

Last modified

CVE-2026-85159 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. AVideo through commit c91b5975d contains a reflected cross-site scripting vulnerability in userLogin.php where the cancelUri parameter is echoed in an href attribute after isSafeRedirectURL checks protocol only, not HTML characters. Unauthenticated attackers can inject event handlers via relative URLs with embedded quotes to execute arbitrary JavaScript when users interact with the Cancel button..

Description

AVideo through commit c91b5975d contains a reflected cross-site scripting vulnerability in userLogin.php where the cancelUri parameter is echoed in an href attribute after isSafeRedirectURL checks protocol only, not HTML characters. Unauthenticated attackers can inject event handlers via relative URLs with embedded quotes to execute arbitrary JavaScript when users interact with the Cancel button.

Metrics

CVSS 3.1
5.4/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS 4.0
5.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/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

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
WWBNAVideo<= c91b5975d

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-85159?
AVideo through commit c91b5975d contains a reflected cross-site scripting vulnerability in userLogin.php where the cancelUri parameter is echoed in an href attribute after isSafeRedirectURL checks protocol only, not HTML characters. Unauthenticated attackers can inject event handlers via relative URLs with embedded quotes to execute arbitrary JavaScript when users interact with the Cancel button.
How severe is CVE-2026-85159?
CVE-2026-85159 has a CVSS score of 5.4/10 (MEDIUM severity).
How do I fix CVE-2026-85159?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST