Critical Adobe ColdFusion Flaw Added to CISA's Exploited Vulnerability Catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical security flaw in Adobe ColdFusion to its Known Exploited Vulnerabilities ( KEV ) catalog, based on evidence of active exploitation. The vulnerability, cataloged as CVE-2023-26359 (CVSS score: 9.8), relates to a deserialization flaw present in Adobe ColdFusion 2018 (Update 15 and earlier) and ColdFusion 2021 (Update 5 and earlier) that could result in arbitrary code execution in the context of the current user without requiring any interaction. Deserialization (aka unmarshaling) refers to the process of reconstructing a data structure or an object from a byte stream. But when it's performed without validating its source or sanitizing its contents, it can lead to unexpected consequences such as code execution or denial-of-service (DoS). It was patched by Adobe as part of updates issued in March 2023. As of writing, it's immediately not clear how the flaw is ...