External Control of File Name or Path Affecting pnpm package, versions >=11.3.0 <11.5.3
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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- published28 Jun 2026
- disclosed26 Jun 2026
- creditUnknown
Introduced: 26 Jun 2026
NewCVE-2026-55700 (opens in a new tab)How to fix?
Upgrade pnpm to version 11.5.3 or higher.
Overview
pnpm is a Fast, disk space efficient package manager
Affected versions of this package are vulnerable to External Control of File Name or Path via the stage download process. An attacker can overwrite arbitrary files outside the intended directory by crafting a manifest with malicious package name or version fields containing traversal sequences.