Deserialization in Adobe Coldfusion
CVE-2023-29300
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 i…
Vulnerability class: Insecure Deserialization
EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Adobe Coldfusion — versions 2023, 2018, 0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- psirt@adobe.com (vendor-advisory, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Third Party Advisory, US Government Resource)
Frequently asked questions
- What is CVE-2023-29300?
- CVE-2023-29300 is a critical-severity vulnerability in Adobe Coldfusion, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2023-07-12.
- How severe is CVE-2023-29300?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-29300 known to be exploited?
- Yes. CVE-2023-29300 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-01-08), indicating it is being actively exploited. 16 public proof-of-concept repositories are indexed.