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Echo: keycloak-25: security update to 25.0.6+e1org.keycloak:keycloak-services: security update to 26.0.0

medium Tenable Cloud Security Plugin ID 461594

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's
 session if both use the same device and browser. This happens because Keycloak sometimes reuses session
 identifiers and doesn’t clean up properly during logout when browser cookies are missing. As a result, one
 user may receive tokens that belong to another user. (CVE-2025-12390)

Solution

Update the keycloak-25 library and its related packages to version 25.0.6+e1 or later.

See Also

https://access.redhat.com/errata/RHSA-2025:21370

https://access.redhat.com/errata/RHSA-2025:21371

https://access.redhat.com/errata/RHSA-2025:22088

https://access.redhat.com/errata/RHSA-2025:22089

https://advisory.echohq.com/cve/CVE-2025-12390

Plugin Details

Severity: Medium

ID: 461594

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/3/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.59

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.1

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:N

CVSS Score Source: CVE-2025-12390

CVSS v3

Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 8/30/2026

Vulnerability Publication Date: 10/28/2025

Reference Information

CVE: CVE-2025-12390