CVE catalog
CVE-2026-55180
pnpm is a package manager. Prior to 10.34.2 and 11.5.3, pnpm and pacquet expanded ${ENV_VAR} placeholders from repository-controlled .npmrc and pnpm-workspace.yaml into registry request destinations a
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.37% · Oct 25, 2026
A flaw was found in pnpm and pacquet. A malicious repository could exploit this vulnerability by crafting specific .npmrc or pnpm-workspace.yaml files. When these package managers process these files, they improperly expand environment variable placeholders, leading to the disclosure of sensitive victim environment secrets to an attacker-controlled registry. This could result in unauthorized access to confidential information. pnpm: pacquet: pnpm and pacquet: Information disclosure of environment secrets via improper environment variable expansion The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | pnpm | Not reported | 10.34.2 | fixed |
| Cpe | pnpm | Not reported | 11.5.3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | pnpm | cpe | Not reported | 10.34.2 | Not reported | Not reported | Not reported |
| Cpe | pnpm | cpe | Not reported | 11.5.3 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: