CRITICAL CISA KEV

CVE-2023-26359

CVSS v3

9.8

CRITICAL

EPSS Score

84.7%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

CISA Known Exploited Vulnerability

Date Added
8/21/2023
Patch Due Date
9/11/2023
Ransomware Use
Unknown

Technical details

Published
3/23/2023

Frequently asked questions

What is CVE-2023-26359?

Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

Is CVE-2023-26359 actively exploited?

Yes. CVE-2023-26359 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 9/11/2023.

What is the CVSS score for CVE-2023-26359?

CVE-2023-26359 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2023-26359 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.