VDB
CVE-2026-59948
CVE-2026-59948
PUBLISHED
CVSS 7 HIGH
Composer: Arbitrary file write outside vendor via malicious transitive package name
EPSS 0.14% · 3.6th percentile
Risk Scores
CVSS 3.1
7
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.14%
3.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bitnami | composer | 1.0.0, 2.3.0, 1.0.0 |
Timeline
- Jul 7, 2026 CVE Published
- Jul 9, 2026 EPSS Score
- Jul 9, 2026 Coalition ESS Score
- Jul 11, 2026 Security Advisory
- Aug 7, 2026 EPSS Score
References
- https://github.com/composer/composer/commit/502c6c4f699802d9cf464728b3e8a95674f919a0 fix
- https://github.com/composer/composer/commit/c50b1efd13ebd73f6dca19b31424c5a02bf93cc1 fix
- https://github.com/composer/composer/releases/tag/2.10.2 fix
- https://github.com/composer/composer/releases/tag/2.2.29 fix
- https://github.com/composer/composer/security/advisories/GHSA-499r-g7pc-vmp9 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-59948 url