CVE-2026-44590

CriticalCVSS 9.3/10Last modified Oct 26, 2026

Description

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.

Metrics

CVSS 3.1 9.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N

Weakness enumeration

CWE-78

Affected software

Vendor	Product	Versions
sherlock-project	sherlock	< 0.16.1

References

Timeline

Published: May 27, 2026
Last modified: Oct 26, 2026
NVD status: Deferred

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