CVE-2026-87876EPSS p23.6%

CVE-2026-87876CVE-2026-87876

Description

Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's scheduler (printer ACL validation and private-attribute filtering) could allow bypass of username-based access controls in certain configurations.

Scoring

CVSS 3.0 ()
VectorCVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
EPSS0.33% probability of exploitation · percentile 23.6% · 2026-10-05T12:00:23Z
Last modified2026-09-21
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.