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PatchSiren cyber security CVE debrief

CVE-2025-68437 craftcms CVE debrief

CVE-2025-68437 is a Server-Side Request Forgery (SSRF) vulnerability affecting Craft CMS versions 5.0.0-RC1 through 5.8.20 and 4.0.0-RC1 through 4.16.16. The vulnerability arises from the Craft CMS GraphQL `save_<VolumeName>_Asset` mutation, which allows attackers to make requests to arbitrary remote locations without proper validation. This can lead to potential data exposure and infrastructure compromise. Users should update to patched versions 5.8.21 and 4.16.17 to mitigate the issue.

Vendor
craftcms
Product
cms
CVSS
MEDIUM 5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-01-05
Original CVE updated
2026-09-30
Advisory published
2026-01-05
Advisory updated
2026-09-30

Who should care

Defenders responsible for Craft CMS installations, particularly those with GraphQL permissions for asset management, should assess exposure and prioritize updates to patched versions.

Why it matters

CVE-2025-68437 is a Server-Side Request Forgery (SSRF) vulnerability in Craft CMS that can lead to data exposure and infrastructure compromise. Defenders should prioritize updates and restrict GraphQL permissions.

  • Potential data exposure through asset exfiltration
  • Possible infrastructure compromise through SSRF
  • Need for verification of affected versions and exposure
  • Priority for updating to patched releases

Technical summary

The Craft CMS GraphQL `save_<VolumeName>_Asset` mutation is vulnerable to Server-Side Request Forgery (SSRF) due to improper validation of the `_file` input's `url` parameter. This allows attackers to make requests to arbitrary remote locations, potentially leading to data exposure and infrastructure compromise. The vulnerability affects Craft CMS versions 5.0.0-RC1 through 5.8.20 and 4.0.0-RC1 through 4.16.16. Defenders should prioritize updating to patched versions 5.8.21 and 4.16.17 and review GraphQL permissions for asset management.

Defensive priority

Defenders should prioritize updating to patched versions 5.8.21 and 4.16.17. They should also review and restrict GraphQL permissions for asset management within targeted volumes.

Recommended defensive actions

  • Update to patched versions 5.8.21 and 4.16.17
  • Review and restrict GraphQL permissions for asset management within targeted volumes
  • Monitor for suspicious activity and potential data exfiltration
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and NVD vulnerability detail provide information on the affected versions and patched releases. The Craft CMS changelog and commit history also provide evidence of the vulnerability and fix.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-68437 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-68437

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-68437 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-68437

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.