🛡️ CVE-2026-15641 — devolutions-server

How this vulnerability can be exploited

This issue can be reached over the network, 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 low, availability none.

CVSS metrics in full

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

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: Low — an ordinary user account is enough.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: Low — limited, and the attacker does not choose what is affected.
• Availability impact: None.

Weakness class

CVE-2026-15641 is classified as CWE-863: Incorrect Authorization. An authorisation check runs but reaches the wrong conclusion, permitting actions it should refuse.

Affected software

CVE-2026-15641 is recorded against 1 package.

• devolutions-server (from 2026.2.0.0 up to 2026.2.12.0)

Timeline and source

Published on 14 July 2026 and last revised on 30 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

devolutions.net

Other advisories for this package

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

• CVE-2026-17570 (4.3 Medium, published 27 Jul 2026)
• CVE-2026-17569 (4.3 Medium, published 27 Jul 2026)
• CVE-2026-17568 (8.8 High, published 27 Jul 2026)
• CVE-2026-15637 (7.5 High, published 14 Jul 2026)
• CVE-2026-15058 (3.1 Low, published 14 Jul 2026)
• CVE-2026-15642 (3.3 Low, published 14 Jul 2026)
• CVE-2026-14536 (8.8 High, published 6 Jul 2026)
• CVE-2026-12755 (2.7 Low, published 25 Jun 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-863: Incorrect Authorization) in other software:

• CVE-2025-14562 (2.0 Low, published 17 Aug 2026)
• CVE-2025-30238 (published 10 Aug 2026)
• CVE-2025-15674 (2.7 Low, published 6 Aug 2026)
• CVE-2025-10656 (9.8 Critical, published 29 Jul 2026)
• CVE-2023-49734 (8.0 High, published 7 Jul 2026)
• CVE-2024-37300 (8.1 High, published 7 Jul 2026)
• CVE-2024-39905 (5.3 Medium, published 7 Jul 2026)
• CVE-2023-28635 (5.4 Medium, published 7 Jul 2026)

Details

Affected Packages

References