Use After Free Affecting vim/vim package, versions [9.1.1231,9.1.1400)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-VIMVIM-11965275
- published19 Aug 2025
- disclosed11 Aug 2025
- creditYang Luo, Yanju Chen
Introduced: 11 Aug 2025
NewCVE-2025-55157 (opens in a new tab)How to fix?
Upgrade vim/vim to version 9.1.1400 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free via the tuple_unref function when handling nested tuples during script evaluation. An attacker can cause memory corruption or potentially execute arbitrary code by convincing a user to execute a specially crafted script within the application.
Note: This is exploitable if the user explicitly runs a malicious script.