onyx

onyx --cves cve-2026-44590

CVE-2026-44590

CRITPOCGitHub Actions
score
0.9
cvss
9.3
epss
1.3%
published
2026-05-27
kev added
—
first seen

Sherlock < 0.16.1 contains a command injection caused by improper handling of pull_request_target trigger in GitHub Actions workflow validate_modified_targets.yml, letting any GitHub user execute arbitrary commands and exfiltrate GITHUB_TOKEN without approval.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2026-05-27 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score 0.90.9epss2026-09-22: epss 1.1%2026-09-23: epss 1.1%2026-09-24: epss 1.3%2026-09-25: epss 1.3%2026-09-26: epss 1.3%2026-09-27: epss 1.3%2026-09-29: epss 1.3%2026-09-30: epss 1.3%2026-10-01: epss 1.3%2026-10-02: epss 1.3%2026-10-03: epss 1.3%2026-10-04: epss 1.3%2026-10-05: epss 1.3%2026-10-06: epss 1.3%2026-10-07: epss 1.3%2026-10-08: epss 1.3%2026-10-09: epss 1.3%2026-10-10: epss 1.3%2026-10-11: epss 1.3%2026-10-12: epss 1.3%2026-10-13: epss 1.3%2026-10-14: epss 1.3%2026-10-15: epss 1.3%2026-10-16: epss 1.3%2026-10-18: epss 1.3%2026-10-19: epss 1.3%2026-10-20: epss 1.3%2026-10-21: epss 1.3%1.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC

Exploit availability

Public PoC flagged by vulnx; no direct exploit link among the citations.

Weaknesses

CWE-78

References 1