What’s Vulnerable › Vulnerabilities

CVE-2026-44590: Sherlock: Command Injection via pull_request_target in validate_modified_targets.yml

• Severity: critical (CVSS 9.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-27 · updated 2026-10-26
• Weakness: CWE-78

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.

Affected products

• sherlock-project sherlock: before 0.16.1

References

• https://github.com/sherlock-project/sherlock/security/advisories/GHSA-v6wr-ccr4-x8g9
• https://github.com/sherlock-project/sherlock/security/advisories/GHSA-v6wr-ccr4-x8g9

Get alerted when CVE-2026-44590 or the next vulnerability affects your stack