CVE-2025-4656

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

0.23% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 14.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Low. 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

2025-06-25 16:15Z1 YR AGO

Last updated

2025-06-25 20:05Z1 YR AGO

Reserved

2025-05-13

Assigning CNA

HashiCorp

Record state

PUBLISHED

Severity

Low (CVSS 3.1)

CNA CVSS vector

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

Weaknesses

• CWE-1088Synchronous Access of Remote Resource without TimeoutBase

Data version

5.1

Document digest

cf8fc0bc528ad6cfd71769db3ca91b1df63eee638d4a78dda3cff8074716a39f

• discuss.hashicorp.comhttps://discuss.hashicorp.com/t/hcsec-2025-11-vault-vulnerable-to-recovery-key-cancellation-denial-of-service/75570