CVE-2023-29300

9.8 criticalKEVEPSS 100%

Critical (9.8) in Adobe ColdFusion. In CISA KEV since 2024-01-08, with known ransomware use. EPSS 100% chance of exploitation in the next 30 days.

Adobe ColdFusion versions 2018u16 (and earlier), 2021u6 (and earlier) and 2023.0.0.330468 (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.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 100% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV: listed 2024-01-08, due 2024-01-29, known ransomware use
CWE: CWE-502
Published: 2023-07-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

adobe:coldfusion

References

https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html
https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29300

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