🛡️ CVE-2026-16743 on Debian — accountsservice

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.

Distribution advisory

This page covers CVE-2026-16743 as tracked by Debian, for the package accountsservice. No fixed version has been recorded for this distribution yet.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

DEBIAN-CVE-2026-16743 is classified as CWE-269: Improper Privilege Management. Privileges are assigned, dropped or restored incorrectly, leaving an actor with more access than intended.

Affected software

DEBIAN-CVE-2026-16743 is recorded against 1 package.

accountsservice

Timeline and source

Published on 24 July 2026 and last revised on 27 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

Details

Severity Unknown

CVSS Score N/A

CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-07-24

Updated 2026-08-11

Modified 2026-07-27

Fix URL N/A

Affected Packages

Software	From version	Fixed in
accountsservice	—	—

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2026-16743

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