CVE-2026-57454: Vim: Out-of-bounds Read with Text Properties

mediumCVSS 6.1CVE-2026-57454

CSIRTS triage

vendor: Vim product: VimOther

What: An out-of-bounds read occurs with text properties.
Who is affected: Users of Vim.
Urgency: Remediation is medium urgency due to a medium severity rating of 6.1.
Action: Update Vim to the latest version.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 6.1
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57454

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-574540.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-57454	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

medium[UPDATE] [medium] vim: Multiple vulnerabilitiescert-bund

Recent advisories for Vim

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownUSN-8679-1: Vim vulnerabilityubuntu · 2026-08-25
medium[NEW] [medium] vim: Multiple vulnerabilitiescert-bund · 2026-08-25
medium[NEW] [medium] vim: Multiple vulnerabilitiescert-bund · 2026-08-25
medium[UPDATE] [medium] vim: Multiple vulnerabilities allow code executioncert-bund · 2026-08-20
highCVE-2026-43961: A flaw was found in Vim's netrw plugin. A crafted filename containing quote characters and exp…nvd · 2026-08-19
medium[UPDATE] [medium] vim: Multiple vulnerabilities allow code executioncert-bund · 2026-08-19