CVE catalog
CVE-2026-9496
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 c
- Severity
- High · CVSS 7.7
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.35% · Oct 25, 2026
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.
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 |
|---|---|---|---|---|
| Debian | npm | sid | 12.2.0+ds1-1 | fixed |
| Debian | npm | forky | 12.2.0+ds1-1 | fixed |
| Debian | npm | trixie | 9.2.0~ds1-3 | vulnerable |
| Debian | npm | bookworm | 9.2.0~ds1-1 | vulnerable |
| Cpe | npm | Not reported | Not reported | vulnerable |
| Npm | pacote | Not reported | 21.5.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | npm | source | sid | 12.0.2+ds1-1 | not yet assigned | Not reported | [1139159] |
| Debian | npm | source | forky | 12.0.2+ds1-1 | not yet assigned | Not reported | [1139159] |
| Debian | npm | source | trixie | (unfixed) | not yet assigned | Not reported | [1139159] |
| Debian | npm | source | bookworm | (unfixed) | not yet assigned | Not reported | [1139159] |
| Npm | pacote | npm | Not reported | 21.5.1 | Not reported | GHSA-W4PP-8PJF-RMXW | Not reported |
Notes
[trixie] npm: Minor issue [bookworm] npm: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [npm]Affected
Details (2)
9.2.0~ds1-1· all · bookwormAffected
nvd · npm · debian · bookworm; nvd · npm · debian · 12
9.2.0~ds1-1· all · bookwormAffected
nvd · npm · debian · bookworm; nvd · npm · debian · 12
[Debian 13 (Trixie)]
- [npm]Affected
Details (2)
9.2.0~ds1-3· all · trixieAffected
nvd · npm · debian · 13
9.2.0~ds1-3· all · trixieAffected
nvd · npm · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_3929-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-9496]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-9496]
- [https://security-tracker.debian.org/tracker/CVE-2026-9496]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-9496.json]
[Debian Security Tracker] · [FIRST EPSS] · [GitHub Advisory Database] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]