CVE-2026-45793
1 advisory.
Packagist/composer/composer CVE-2026-45793: high 7.5
Github Actions issued GITHUB_TOKEN disclosure in GitHub Actions logs
Action: Upgrade composer/composer to 1.10.28 or later.
composer require composer/composer:2.9.8composer require composer/composer:2.2.28composer require composer/composer:1.10.28Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.3.0 | 2.9.8 | - |
| 2.0.0 | 2.2.28 | - |
| 1.0 | 1.10.28 | - |
Fixed versions
| 2.9.8 | 2.2.28 | 1.10.28 |
Sources
- osv: GHSA-f9f8-rm49-7jv2
- https://github.com/composer/composer/security/advisories/GHSA-f9f8-rm49-7jv2
- https://nvd.nist.gov/vuln/detail/CVE-2026-45793
- https://github.com/composer/composer/pull/12853
- https://github.com/composer/composer/pull/12855
- https://github.com/composer/composer/commit/3f5e7f9fbfa541137d6d1d5643ec3b718e9d5039
- https://github.com/composer/composer/commit/65e6390c49f1a11cd8b660d81822086db51fe2d1
- https://github.com/composer/composer/commit/e66c8fdb7ff5409bd2f358c5f194038e49e93714
- https://github.com/FriendsOfPHP/security-advisories/blob/master/composer/composer/CVE-2026-45793.yaml
- https://github.com/composer/composer
- https://github.com/composer/composer/releases/tag/1.10.28
- https://github.com/composer/composer/releases/tag/2.2.28
- https://github.com/composer/composer/releases/tag/2.9.8
CVE-2026-45793 · published · modified · JSON