🛡️ CVE-2026-16791

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. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability low.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L

• Attack vector: Local — a local account, shell or session on the host is needed.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: Low — an ordinary user account is enough.
• User interaction: Required — someone has to click, open or visit something.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: None.
• Integrity impact: Low — limited, and the attacker does not choose what is affected.
• Availability impact: Low — limited, and the attacker does not choose what is affected.

Weakness class

CVE-2026-16791 is classified as CWE-377: Insecure Temporary File. Creating and using insecure temporary files can leave application and system data vulnerable to attack.

Affected software

CVE-2026-16791 is recorded against 1 package.

• unknown

Timeline and source

Published on 4 August 2026 and last revised on 5 August 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

support.lenovo.com

Other advisories for this package

unknown has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2022-4995 (9.8 Critical, published 7 Aug 2026)
• CVE-2022-4994 (published 30 Jul 2026)
• CVE-2023-49900 (9.8 Critical, published 16 Jul 2026)
• CVE-2023-49899 (9.8 Critical, published 16 Jul 2026)
• CVE-2022-4990 (published 3 Jul 2026)
• CVE-2022-4989 (published 3 Jul 2026)
• CVE-2022-50973 (9.8 Critical, published 2 Jul 2026)
• CVE-2023-20572 (published 26 Jun 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-377: Insecure Temporary File) in other software:

• CVE-2026-53759 (2.0 Low, published 18 Aug 2026)
• CVE-2026-44878 (7.2 High, published 21 Jul 2026)
• CVE-2025-7707 (8.0 High, published 7 Jul 2026)
• CVE-2026-35342 (2.0 Low, published 6 Jul 2026)
• CVE-2026-41991 (4.7 Medium, published 29 Jun 2026)
• CVE-2026-41001 (5.3 Medium, published 11 Jun 2026)
• CVE-2026-49134 (7.1 High, published 1 Jun 2026)
• CVE-2026-40973 (8.0 High, published 28 Apr 2026)

Details

Affected Packages

References