CVE-2024-58354
GitHub Actions pull_request_target workflow allows arbitrary code execution and repo takeover.
Is CVE-2024-58354 being exploited?
Not confirmed. CVE-2024-58354 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.56% probability of exploitation in the next 30 days.
How severe is CVE-2024-58354?
CVE-2024-58354 is rated High with a CVSS score of 8.5. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2024-58354?
Yes. A fix has been recorded for CVE-2024-58354. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2024-58354 affect?
CVE-2024-58354 affects cal.com (main branch), GitHub Actions workflows using pull_request_target, check-types.yml with dangerous-git-checkout action. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2024-58354?
Disable vulnerable workflows, remove pull_request_target, limit GITHUB_TOKEN perms, avoid dangerous checkouts, rotate tokens.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Attacker can run arbitrary commands with write-scoped GITHUB_TOKEN to push, merge, delete or force-push branches and fully compromise the repo.
Immediate action required