SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2025-11957

Improper authorization in the temporary access workflow of Devolutions Server 2025.2.12.0 and earlier allows an authenticated basic user to self-approve or approve the temporary access requests of other users and gain unauthorized access to vaults and…

CRITICAL 9.0EPSS 0.30%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper authorization in the temporary access workflow of Devolutions Server 2025.2.12.0 and earlier allows an authenticated basic user to self-approve or approve the temporary access requests of other users and gain unauthorized access to vaults and entries via crafted API requests.

CVSS 4.0
9.0 CRITICALCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.30% probability · 23th percentile
CISA KEV
Not listed
Weakness
CWE-639
Affected
devolutions/devolutions server
Source
security@devolutions.net

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.