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CVE-2025-23209

Craft CMS Code Injection

8.0 HIGHActively exploited (CISA KEV)EPSS 21.8%
  1. Published18 Jan 2025
  2. Added to CISA KEV20 Feb 2025
  3. Remediation due13 Mar 2025
Actively exploited (CISA KEV)

Craft CMS contains a code injection vulnerability caused by improper validation of the database backup path, ultimately enabling remote code execution.

Added to KEV: 20 Feb 2025Federal remediation due: 13 Mar 2025

Description

Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. This is an remote code execution (RCE) vulnerability that affects Craft 4 and 5 installs where your security key has already been compromised. Anyone running an unpatched version of Craft with a compromised security key is affected. This vulnerability has been patched in Craft 5.5.8 and 4.13.8. Users who cannot update to a patched version, should rotate their security keys and ensure their privacy to help migitgate the issue.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityHigh
Privileges requiredLow
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

Affected products

Craftcms Craft CMS> 4.0.0 < 4.13.8 · > 5.0.0 < 5.5.8 · 4.0.0 · 5.0.0

Remediation

Fixed in
Craftcms Craft CMS≥ 4.13.8

References

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Frequently asked

Is CVE-2025-23209 being actively exploited?

Yes. CVE-2025-23209 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 20 Feb 2025.

How severe is CVE-2025-23209?

CVE-2025-23209 has a CVSS 3.1 base score of 8.0, rated high. EPSS estimates a 21.8% probability of exploitation.

Which products are affected by CVE-2025-23209?

Affected products include Craftcms Craft CMS.

How do I fix CVE-2025-23209?

Upgrade affected software to a fixed version, for example Craftcms Craft CMS 4.13.8 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-23209 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.