CVE-2026-61898: accountsservice 22.07.5-2ubuntu1 to before 22.07.5-2ubuntu1.6, 23.13.9-2ubuntu6 to before 23.13.9-2ubuntu6.1…

CVE-2026-61898. CVSS 3.1 base score 7.8 (HIGH, Vendor/CNA). EPSS 0.00188 (percentile 0.07853), scored 17-Oct-2026.

Affected technology

accountsservice · 22.07.5-2ubuntu1 to before 22.07.5-2ubuntu1.6, 23.13.9-2ubuntu6 to before 23.13.9-2ubuntu6.1, 23.13.9-8ubuntu5 to before 23.13.9-8ubuntu5.2, 23.13.9-8ubuntu6 to before 23.13.9-8ubuntu7
Canonical

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

An attacker can 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. Vendor/CNA’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high.

Published 18-Oct-2026 20:24 UTC

CWE: CWE-78
CCR priority: 31.2 /100 (P4)
CVSS 3.1: 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00188 · percentile 0.07853 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 20:23:06.032219+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-61898.html