CVE-2026-51401

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

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

EPSS percentile

Ranks above 3.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-09-04.

Red Hat severity

Important. 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

2026-08-04 00:00Z1 MO AGO

Last updated

2026-08-05 19:14Z1 MO AGO

Reserved

2026-06-07

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 7.7)

CNA CVSS vector

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

Weaknesses

• CWE-94Improper Control of Generation of Code ('Code Injection')Base
• CWE-641Improper Restriction of Names for Files and Other ResourcesBase

Data version

5.2

Document digest

77bc29e508ea7002c220126c116ec0fbae96dcfb742ee928a822c61638e23961

• github.comhttps://github.com/vim/vim
• github.comhttps://github.com/vim/vim/blob/master/src/os_vms.c
• gist.github.comhttps://gist.github.com/jiejiaodedengdai/ff5d34a523167e09b7d8330cc9f5d4e5#file-vim-os_vms-cves-md