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CVE-2026-9496GHSA-W4PP-8PJF-RMXW

Versions of the package pacote from 11.2.7 and before 21.5.1 are vulnerable to Denial of Service (DoS) via the addGitSha function.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 21.5.1
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: yes
  • Technical impact: partial

Summary

Versions of the package pacote from 11.2.7 and before 21.5.1 are vulnerable to Denial of Service (DoS) via the addGitSha function. An attacker can exploit this vulnerability by supplying a specially crafted spec.rawSpec value that triggers the function’s regex replacement and string-manipulation logic, causing excessive CPU consumption and potentially stalling or crashing the process.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • n/a pacote

    From 11.2.7 · fixed in 21.5.1

  • n/a org.webjars.npm:pacote

    From 11.2.7

  • pacotenpm

    From 11.2.7 · fixed in 21.5.1

References 4

security.snyk.io

GitHub · npm/pacote