Out-of-bounds Read in Vim
CVE-2026-57451
Vim is an open source, command line text editor. Prior to 9.2.0670, get_text_props() in src/textprop.c reads a uint16 property count stored inline after a line's text and returns it as the number of 32-byte textprop_T entries that follow…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H.
Affected products
- Vim — versions < 9.2.0670
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-57451?
- CVE-2026-57451 is a medium-severity vulnerability in Vim, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2026-06-25.
- How severe is CVE-2026-57451?
- Medium severity. CVSS v3 base score is 5.3 out of 10.