SysAid On-Prem - XXE (CVE-2025-2776)

CVE-2025-2776 is a significant vulnerability in SysAid On-Prem that allows unauthenticated attackers to exploit XML External Entity (XXE) flaws within the Server URL processing functionality. Successful exploitation may lead to administrator account takeover or unauthorized file retrieval from the system.

CrowdSec has been tracking this vulnerability and its exploits since 1st of June 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2025-2776 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. CrowdSec network telemetry also shows that exploitation of CVE-2025-2776 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.

Threat actors are primarily targeting URLs containing /mdm/serverurl as part of their exploitation attempts.