CVE-2023-40044 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
CVE-2023-40044 is a vulnerability tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed June 17, 2026; most recent activity June 17, 2026.
On September 27, 2023, Progress Software disclosed CVE-2023-40044, a .NET deserialization vulnerability in the Ad Hoc Transfer module of WS_FTP Server. This flaw allows unauthenticated attackers to execute remote…
CVE-2023-40044 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
The most recent intelligence report mentioning CVE-2023-40044 on ThreatCluster is dated June 17, 2026.
Across ThreatCluster reporting, CVE-2023-40044 most frequently co-occurs with Progress Software, Cwe-502 - Deserialization Of Untrusted Data, T1190 - Exploit Public-Facing Application, Ws_ftp Server, ysoserial.net.
The most significant recent cluster is “Critical RCE Vulnerability in WS_FTP Server Disclosed” (2 articles · Updated June 17, 2026). CVE-2023-40044 appears across 1 threat cluster in total, listed above with sources.
CVE-2023-40044 appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.