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CVE-2024-56145

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

Exploited in the wild. In CISA KEV since 2025‑06‑02. Fixed versions are out.

CVSS 3.19.8CriticalEPSS percentile99th97% chance in 30 daysCISA KEVListedsince 2025-06-02, due 2025-06-23
Public exploit: 1 sourceFix4 products2 fixed builds listed below

Published Updated Sources: CVE.org, NVD, GitHub, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Craftcms CmsAffected: >= 4.0.0-RC1, < 4.13.2Upgrade to: not statedAffected: >= 5.0.0-RC1, < 5.5.2Upgrade to: not statedAffected: >= 3.0.0, < 3.9.14Upgrade to: not statedStated by: CVE record
  • Packagist craftcms/cmsAffected: ≥ 5.0.0-RC1, < 5.5.2Upgrade to: 5.5.2Stated by: GitHub advisory
  • Craftcms Craft CmsAffected: ≥ 3.0.0, < 3.9.14Upgrade to: 3.9.14Stated by: NVD
  • Crafter Software Corporation Crafter CMSAffected: от 3.0.0 до 3.9.14Upgrade to: not statedStated by: BDU

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free Nuclei check exists for this CVE. Run it against your hosts.Is your organisation exposed?Discuss checks for your systems with a specialist. Scope is agreed before testing.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened.

What it is

From the CVE record

Craft CMS has potential RCE when PHP `register_argc_argv` config setting is enabled

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS99th
Public exploit
CISA KEV
CISA KEV

Listed as exploited in the wild since 2025-06-02.

US federal agencies must remediate by 2025-06-23.

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public exploits

1 source with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in
EPSS

97% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

The patch came 133 days before any public exploit.

  1. Public exploit / PoCsource: github-poc
  2. Nuclei check added
  3. Patch availablerecord updated
  4. Added to CISA KEV
  5. Publishedweakness classified, att&ck mapped

Affected products

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

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

Scored 9.8 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality HighTotal information disclosure — all data in the component is compromised
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

And 6 more references. See all after sign-in

Watch the software you run.

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We'll flag the next CVE, public exploit or patch for Craft Cms, not every advisory. This one: actively exploited.