{"id":"UBUNTU-CVE-2026-44590","details":"Sherlock hunts down social media accounts by username across social networks. Prior to 0.16.1, the GitHub Actions workflow validate_modified_targets.yml is vulnerable to command injection via the pull_request_target trigger. Any GitHub user can execute arbitrary commands on the CI runner and exfiltrate the GITHUB_TOKEN by opening a pull request. No approval, review, or merge is required. This vulnerability is fixed in 0.16.1.","modified":"2026-06-09T08:45:09.965142750Z","published":"2026-05-27T20:16:00Z","upstream":["CVE-2026-44590"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-44590"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-44590"},{"type":"REPORT","url":"https://github.com/sherlock-project/sherlock/security/advisories/GHSA-v6wr-ccr4-x8g9"},{"type":"REPORT","url":"https://github.com/sherlock-project/sherlock/commit/2df7c61be8b34b5e45f0a30dfcc7383cf76c8a94"}],"affected":[{"package":{"name":"sherlock","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/sherlock?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.14.3+git20231006.b336017-1","0.14.3+git20231225.2813b91-1","0.14.3+git20240119.e3a09f8-1"],"ecosystem_specific":{"binaries":[{"binary_name":"sherlock","binary_version":"0.14.3+git20240119.e3a09f8-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-44590.json"}},{"package":{"name":"sherlock","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/sherlock?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.15.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.15.0-1","binary_name":"sherlock"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-44590.json"}},{"package":{"name":"sherlock","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/sherlock?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.15.0-1","0.15.0-1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.15.0-1build1","binary_name":"sherlock"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-44590.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}