An XSS was identified in the Admin Web interface of PrimeKey SignServer before 5.8.1. JavaScript code must be used in a worker name before a Generate CSR request. Only an administrator can update a worker name.
https://support.primekey.com/news/posts/signserver-security-advisory-cross-site-scripting-issue-in-admin-web
https://support.keyfactor.com/hc/en-us/articles/15618125602715-Security-Advisory-SignServer-Cross-site-scripting-issue-in-Admin-Web
https://docs.keyfactor.com/signserver/
https://doc.primekey.com/signserver
Source: Mitre, NVD
Published: 2022-03-21
Updated: 2026-06-17
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 4.8
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00046