# CVE-2023-38203

Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

- Page: https://www.vulneraibility.com/cve/CVE-2023-38203
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2024-01-08; CISA due date 2024-01-29; known ransomware use
- EPSS: 97.07% (percentile 99.9)
- Detection templates only, no public exploit found: 1 Nuclei template
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2024-01-08)
- Weakness: CWE-502
- Published: 2023-07-20

## Affected versions

- Adobe ColdFusion: affected <= cf2023U1

A version outside these ranges is not a statement that it is unaffected.

## References

- [advisory] https://helpx.adobe.com/security/products/coldfusion/apsb23-41.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38203

---
Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.