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


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-CENTOS8-CUPSIPPTOOL-15942820
  • published8 Apr 2026
  • disclosed3 Apr 2026

Introduced: 3 Apr 2026

NewCVE-2026-27447  (opens in a new tab)
CWE-178  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 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:8 relevant fixed versions and status.

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, CUPS daemon (cupsd) contains an authorization bypass vulnerability due to case-insensitive username comparison during authorization checks. The vulnerability allows an unprivileged user to gain unauthorized access to restricted operations by using a user with a username that differs only in case from an authorized user. At time of publication, there are no publicly available patches.

CVSS Base Scores

version 3.1