Improper Handling of Case Sensitivity Affecting cups-ipptool package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.33% (24th percentile)

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  • Snyk IDSNYK-CENTOS10-CUPSIPPTOOL-19658347
  • published10 Sept 2026
  • disclosed9 Sept 2026

Introduced: 9 Sep 2026

CVE-2026-87876  (opens in a new tab)
CWE-178  (opens in a new tab)

How to fix?

There is no fixed version for Centos:10 cups-ipptool.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cups-ipptool package and not the cups-ipptool package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1