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CVE-2026-59946 Composer: Path traversal in package bin field lets dependencies chmod arbitrary host files

🗓️ 08 Jul 2026 19:32:38Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

Path traversal in package bin field can chmod host files during install; fixed in 2.2.29 and 2.10.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-59946
8 Jul 202619:32
attackerkb
Tenable Nessus
Amazon Linux 2023 : composer (ALAS2023-2026-1941)
20 Jul 202600:00
nessus
Tenable Nessus
SUSE SLES15 Security Update : php-composer2 (SUSE-SU-2026:3105-1)
18 Jul 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-59946
9 Jul 202600:00
nessus
Amazon
Important: composer
20 Jul 202600:00
amazon
CVE
CVE-2026-59946
8 Jul 202619:32
cve
Debian CVE
CVE-2026-59946
8 Jul 202619:32
debiancve
EUVD
EUVD-2026-42360
20 Jul 202621:57
euvd
Github Security Blog
Composer: Path traversal in package bin field lets dependencies chmod arbitrary host files
20 Jul 202621:57
github
NVD
CVE-2026-59946
8 Jul 202620:16
nvd
Rows per page
[
  {
    "vendor": "composer",
    "product": "composer",
    "versions": [
      {
        "version": ">= 1.0, < 2.2.29",
        "status": "affected"
      },
      {
        "version": ">= 2.3.0, < 2.10.2",
        "status": "affected"
      }
    ]
  }
]

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