CVE-2025-12390

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.1% of scored records. A rank, not a probability.

NVD base score

6.0 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-10-28 13:23Z10 MO AGO

Last updated

2026-07-30 09:41Z1 MO AGO

Reserved

2025-10-28

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Medium (CVSS 6.0)

CNA CVSS vector

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

Weaknesses

• CWE-384Session FixationCompound

Data version

5.2

Document digest

9087d0643a15b50bdf721868aa8250b3328efe65c39fec2b34c16dcf838fd1db

• access.redhat.comRHSA-2025:21370https://access.redhat.com/errata/RHSA-2025:21370vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2025:21371https://access.redhat.com/errata/RHSA-2025:21371vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2025:22088https://access.redhat.com/errata/RHSA-2025:22088vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2025:22089https://access.redhat.com/errata/RHSA-2025:22089vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2025-12390vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2406793https://bugzilla.redhat.com/show_bug.cgi?id=2406793issue-trackingx_refsource_REDHAT
• github.comhttps://github.com/keycloak/keycloak/issues/43853