CVE-2025-26787

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 ImpactpartialSuccessful exploitation gives limited 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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2025-12-22 00:00Z8 MO AGO

Last updated

2025-12-22 19:08Z8 MO AGO

Reserved

2025-02-14

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 4.7)

CNA CVSS vector

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

Weaknesses

• CWE-642External Control of Critical State DataClass

Data version

5.2

Document digest

14624362c68b6c1c024fb3177a96219fcc1ef4cbc72e5e7e055f929dd086af6c

• support.keyfactor.comhttps://support.keyfactor.com/hc/en-us/articles/33997706776987-SignServer-security-advisory-Container-vulnerability-CVE-2025-26787-fixed-in-version-7-2
• docs.keyfactor.comhttps://docs.keyfactor.com/signserver/latest/signserver-7-2-release-notes