CVE-2023-49291
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-49291
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-49291.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-49291
- Aliases
- Published
- 2023-12-04T23:21:33.367Z
- Modified
- 2025-11-20T12:21:37.600829Z
- Severity
-
- 9.3 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N CVSS Calculator
- Summary
- Improper Sanitization of Branch Name Leads to Arbitrary Code Injection
- Details
-
tj-actions/branch-names is a Github action to retrieve branch or tag names with support for all events. The
tj-actions/branch-namesGitHub Actions improperly references thegithub.event.pull_request.head.refandgithub.head_refcontext variables within a GitHub Actionsrunstep. The head ref variable is the branch name and can be used to execute arbitrary code using a specially crafted branch name. As a result an attacker can use this vulnerability to steal secrets from or abuseGITHUB_TOKENpermissions. This vulnerability has been addressed in version 7.0.7. Users are advised to upgrade. There are no known workarounds for this vulnerability. - Database specific
{ "cwe_ids": [ "CWE-20" ] }- References
-
- https://github.com/tj-actions/branch-names/commit/4923d1ca41f928c24f1c1b3af9daaadfb71e6337
- https://github.com/tj-actions/branch-names/commit/6c999acf206f5561e19f46301bb310e9e70d8815
- https://github.com/tj-actions/branch-names/commit/726fe9ba5e9da4fcc716223b7994ffd0358af060
- https://github.com/tj-actions/branch-names/security/advisories/GHSA-8v8w-v8xg-79rf
- https://securitylab.github.com/research/github-actions-untrusted-input