CVE catalog
CVE-2026-59874
node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.18, tar.replace accepts a checksum-valid tar header with a negative base-256 encoded entry size, causing the archive scanner to
- Severity
- High · CVSS 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.43% · Oct 25, 2026
node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.18, tar.replace accepts a checksum-valid tar header with a negative base-256 encoded entry size, causing the archive scanner to make no progress while repeatedly parsing the same header. This issue is fixed in version 7.5.18.
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 | node-tar | sid | 7.5.22+~4.0.1-1 | fixed |
| Debian | node-tar | forky | 7.5.22+~4.0.1-1 | fixed |
| Debian | node-tar | trixie | 6.2.1+~cs7.0.8-1+deb13u1 | vulnerable |
| Debian | node-tar | bookworm | 6.1.13+~cs7.0.5-1 | vulnerable |
| Debian | node-tar | bookworm-security | 6.1.13+~cs7.0.5-1+deb12u1 | vulnerable |
| Cpe | node-tar | Not reported | Not reported | vulnerable |
| Cpe | tar | Not reported | 7.5.18 | fixed |
| Npm | tar | Not reported | 7.5.18 | fixed |
| Cpe | tar | Not reported | 7.5.18 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | node-tar | source | sid | 7.5.19+~4.0.1-1 | not yet assigned | Not reported | [1141767] |
| Debian | node-tar | source | forky | 7.5.19+~4.0.1-1 | not yet assigned | Not reported | [1141767] |
| Debian | node-tar | source | trixie | (unfixed) | not yet assigned | Not reported | [1141767] |
| Debian | node-tar | source | bookworm | (unfixed) | not yet assigned | Not reported | [1141767] |
| Cpe | tar | cpe | Not reported | 7.5.18 | Not reported | Not reported | Not reported |
| Npm | tar | npm | Not reported | 7.5.18 | Not reported | GHSA-8X88-C5MF-7J5W | Not reported |
| Cpe | tar | cpe | Not reported | 7.5.18 | Not reported | NVD-CVE-2026-59874 | Not reported |
Notes
[trixie] node-tar: Minor issue [bookworm] node-tar: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [node-tar]Affected
Details (4)
6.1.13+~cs7.0.5-1· all · bookwormAffected
nvd · node-tar · debian · bookworm; nvd · node-tar · debian · 12
6.1.13+~cs7.0.5-1· all · bookwormAffected
nvd · node-tar · debian · bookworm; nvd · node-tar · debian · 12
6.1.13+~cs7.0.5-1+deb12u1· all · bookworm-securityAffected
nvd · node-tar · debian · bookworm; nvd · node-tar · debian · 12
6.1.13+~cs7.0.5-1+deb12u1· all · bookworm-securityAffected
nvd · node-tar · debian · bookworm; nvd · node-tar · debian · 12
[Debian 13 (Trixie)]
- [node-tar]Affected
Details (2)
6.2.1+~cs7.0.8-1+deb13u1· all · trixieAffected
nvd · node-tar · debian · 13
6.2.1+~cs7.0.8-1+deb13u1· all · trixieAffected
nvd · node-tar · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_47057.json]
- [https://github.com/isaacs/node-tar/commit/9e78bf058b2c22dd4d52e00d8922d5c06fc2f7b5]
- [https://github.com/isaacs/node-tar/releases/tag/v7.5.18]
- [https://github.com/isaacs/node-tar/security/advisories/GHSA-8x88-c5mf-7j5w]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-59874]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-59874]
- [https://osv.dev/vulnerability/GHSA-8x88-c5mf-7j5w]
- [https://security-tracker.debian.org/tracker/CVE-2026-59874]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-59874.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3621.json]
[CERT-Bund public advisories] · [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]