VDB
CVE-2026-40261
CVE-2026-40261
PUBLISHED
CVSS 8.800000190734863 HIGH
Composer has Command Injection via Malicious Perforce Reference
EPSS 1.91% · 79.6th percentile
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
1.91%
79.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bitnami | composer | 1.0.0, 2.3.0, 1.0.0 |
Timeline
- Apr 14, 2026 CVE Published
- Apr 16, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
- May 27, 2026 EPSS Score
- May 28, 2026 EPSS Score
References
- https://github.com/composer/composer/releases/tag/2.9.6 article
- https://github.com/composer/composer/security/advisories/GHSA-gqw4-4w2p-838q advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-40261 url
- https://access.redhat.com/errata/RHSA-2026:8165 url
- https://access.redhat.com/security/cve/CVE-2026-40261 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2458841 url
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40261.json url