How severe is CVE-2024-56145?

No CVSS score has been assigned to CVE-2024-56145 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2024-56145?

CVE-2024-56145 affects the following packages: craftcms/cms (Packagist), craftcms/cms (Packagist), craftcms/cms (Packagist). Ecosystems affected: Packagist.

How do I fix CVE-2024-56145?

Update craftcms/cms to version 5.5.2 or later. Run your dependency manager's update command and verify no transitive dependencies pin the vulnerable version. Use O3 Security's SCA scanner to confirm the fix is applied across your entire dependency tree.

Is CVE-2024-56145 actively exploited in the wild?

Yes. There are 3 known exploit references for CVE-2024-56145, including 1 in-the-wild exploitation observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

What is the EPSS score for CVE-2024-56145?

CVE-2024-56145 has an EPSS (Exploit Prediction Scoring System) score of 93.9%, placing it in the 100th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2024-56145 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2024-56145 (Craft CMS Code Injection Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2025-06-02. CISA required all US federal civilian agencies to remediate this vulnerability by 2025-06-23. The required action was: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

Is there exploit tooling available for CVE-2024-56145?

A Nuclei detection template exists for CVE-2024-56145, meaning automated scanners can fingerprint it. Public exploit tooling significantly increases real-world risk — prioritize patching and ensure detection coverage. Exploit tooling should only ever be used in isolated, authorized testing environments.

When was CVE-2024-56145 published, and has it been updated?

CVE-2024-56145 was published on December 18, 2024 and was last updated on April 10, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2025-06-02 — agencies required to remediate by 2025-06-23

🐘 Packagist

CVE-2024-56145

RCE when PHP `register_argc_argv` config setting is enabled in craftcms/cms

Also known asGHSA-2p6p-9rc9-62j9

Published

Dec 18, 2024

Updated

Apr 10, 2026

Affected

3 pkgs

Patched

3 / 3

Exploits

3 known

EPSS Exploitation Probability

via FIRST.org ↗

93.9%probability of exploitation in next 30 days

Very High Risk100th percentile0.00%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

3 pkgs affected

🐘craftcms/cms🐘craftcms/cms🐘craftcms/cms

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. Users of affected versions are affected by this vulnerability if their php.ini configuration has register_argc_argv enabled. For these users an unspecified remote code execution vector is present. Users are advised to update to version 3.9.14, 4.13.2, or 5.5.2. Users unable to upgrade should disable register_argc_argv to mitigate the issue.

Affected Packages

3 total 3 fixed

Ecosystem	Package	Vulnerable range	Fix
🐘Packagist	`craftcms/cms`	≥ 5.0.0-RC1&&< 5.5.2	5.5.2
🐘Packagist	`craftcms/cms`	≥ 4.0.0-RC1&&< 4.13.2	4.13.2
🐘Packagist	`craftcms/cms`	≥ 3.0.0&&< 3.9.14	3.9.14

Exploits & PoCs

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

Craft is a flexible, user-friendly CMS for creating custom digital exper…

github.comGithubDec 2024

Frequently Asked Questions

Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. Users of affected versions are affected by this vulnerability if their php.ini configuration has `register_argc_argv` enabled. For these users an unspecified remote code execution vector is present. Users are advised to update to version 3.9.14, 4.13.2, or 5.5.2. Users unable to upgrade should disable `register_argc_argv` to mitigate the issue.

O3 Security · Impact-Aware SCA

Is CVE-2024-56145 in your stack?

O3 detects CVE-2024-56145 across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

Scan my stack How O3 SCA works