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CVE-2023-29300: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability

criticalknown exploitedpublic exploitCVE-2023-29300
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.

CSIRTS triage

vendor: Adobeproduct: ColdFusionUnsafe deserializationRemote code execution
What
A deserialization of untrusted data vulnerability allows for code execution.
Who is affected
Deployments of Adobe ColdFusion that have not mitigated this vulnerability.
Urgency
Immediate action is required as the vulnerability is critical and actively exploited.
Action
Update to the latest version of Adobe ColdFusion.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2024-01-08
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-29300

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-29300coverage & exploitation statusNVD · CVE.org

Recent advisories for Adobe ColdFusion Deserialization

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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