CVE-2026-9496

Name	CVE-2026-9496
Description	Versions of the package pacote from 11.2.7 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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1139159

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
npm (PTS)	bullseye	7.5.2+ds-2	vulnerable
	bookworm	9.2.0~ds1-1	vulnerable
	trixie	9.2.0~ds1-3	vulnerable
	forky, sid	11.16.0+ds2-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
npm	source	(unstable)	(unfixed)			1139159

Notes

[trixie] - npm <no-dsa> (Minor issue)
[bookworm] - npm <no-dsa> (Minor issue)
[bullseye] - npm <postponed> (Minor issue)
https://security.snyk.io/vuln/SNYK-JS-PACOTE-8225084