CVE-2026-61898 Affecting accountsservice package, versions <22.07.5-2ubuntu1.6


Severity

Recommended
high

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.13% (4th percentile)

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  • Snyk IDSNYK-UBUNTU2204-ACCOUNTSSERVICE-18137878
  • published22 Jul 2026
  • disclosed20 Aug 2026

Introduced: 22 Jul 2026

CVE-2026-61898  (opens in a new tab)

How to fix?

Upgrade Ubuntu:22.04 accountsservice to version 22.07.5-2ubuntu1.6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream accountsservice package and not the accountsservice package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

The Ubuntu-specific language helper scripts (save-to-pam-env, update-langlist) shipped with accountsservice before 23.13.9-8ubuntu7 treat the user-controlled LANGUAGE entry in ~/.pam_environment as trusted input. The value is interpolated unescaped into a GNU sed replacement expression, allowing an attacker to inject a sed 'e' flag and arbitrary shell commands that execute with the privileges of the AccountsService helper process (real UID 0) via the SetLanguage D-Bus method.

CVSS Base Scores

version 3.1