What is CVE-2026-32891?

CVE-2026-32891 is a critical-severity vulnerability in Openvessl Anchorr, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 9.1/10. Published 2026-03-20.

How severe is CVE-2026-32891?

Critical severity. CVSS v3 base score is 9.1 out of 10.

XSS in Openvessl Anchorr

CVE-2026-32891

Anchorr is a Discord bot for requesting movies and TV shows and receiving notifications when items are added to a media server. Versions 1.4.1 and below contain a stored XSS vulnerability in the Jellyseerr user selector. Jellyseerr allows…

EPSS: 0.000 (7.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Openvessl Anchorr — versions < 1.4.2

Weakness classification (CWE)

References

https://github.com/openVESSL/Anchorr/security/advisories/GHSA-6mg4-788h-7g9g (x_refsource_CONFIRM)
https://github.com/openVESSL/Anchorr/releases/tag/v1.4.2 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-32891?: CVE-2026-32891 is a critical-severity vulnerability in Openvessl Anchorr, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 9.1/10. Published 2026-03-20.
How severe is CVE-2026-32891?: Critical severity. CVSS v3 base score is 9.1 out of 10.