CVE-2026-89249 AVideo - Stored XSS

AVideo contains a stored XSS caused by base64-encoded but unescaped user-supplied CryptoWallet values in YPTWallet plugin, letting attackers execute scripts in admin sessions, exploit requires admin to view pending requests.

CVSS base score 8.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.37% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Stored XSS
Impact
Stored XSS
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Published
11 September 2026
Updated
15 October 2026
Weakness
CWE-79

Vendor fix

Update YPTWallet plugin to sanitize and HTML-escape CryptoWallet values before storage.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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