Sysaid
CVE-2025-2775
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A02:2025 - Security Misconfiguration
ASVS 5.0
V13 - Configuration XML external entity prevention
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Collection The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | Critical risk (CVSS 9.3, EPSS 69.8%). SysAid is a popular ITSM platform. Admin takeover provides access to all help desk data, asset management information, and potentially remote access capabilities to managed endpoints. |
| Exploit ScenarioDerived | An attacker sends XML with XXE payloads to the Checkin endpoint. The server resolves the external entities, returning file contents. Extracted admin credentials provide full SysAid access, including the ability to execute scripts on managed endpoints. |
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Alert meAnalysisAIv1 – Mar 28, 2026
SysAid On-Prem versions through 23.3.40 contain an unauthenticated XXE injection in the Checkin processing, enabling administrator account takeover and file read primitives.
Earlier versions of this analysis (1)
An unauthenticated XXE injection in SysAid On-Prem's Checkin functionality allows reading server files and potentially taking over administrator accounts through extracted credentials.
RemediationAI
Update SysAid. Disable XXE processing in XML parsers. Rotate admin credentials.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The CWE-611 XXE in the Checkin XML processing endpoint allows injecting external entity references that read local files. Extracted files include configuration with admin credentials or session tokens enabling account takeover.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
3DescriptionCVE.org
SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Checkin processing functionality, allowing for administrator account takeover and file read primitives.
Executive ViewAI
CVE-2025-2775 presents critical security risk, a XML external entity vulnerability rated CVSS 9.3. Successful exploitation could critically impact the confidentiality, integrity, and availability of affected systems. This vulnerability is actively exploited in the wild (KEV-listed) and requires immediate remediation. Immediate patching is required per CISA KEV mandate.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
CISA KEV
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
XML External Entity (XXE) attacks exploit XML parsers that process Document Type Definitions (DTDs) without proper restrictions.
Affected Products (CPE)CVE.org
In SysAid On-Premise before 23.3.36, a path traversal vulnerability leads to code execution after an attacker writes a f
SysAid On-Prem contains a second unauthenticated XXE injection in Server URL processing, providing an alternative attack
Multiple directory traversal vulnerabilities in SysAid Help Desk before 15.2 allow remote attackers to (1) read arbitrar
The RdsLogsEntry servlet in SysAid Help Desk before 15.2 does not properly check file extensions, which allows remote at
Unrestricted file upload vulnerability in ChangePhoto.jsp in SysAid Help Desk before 15.2 allows remote administrators t
SysAid Help Desk before 15.2 does not properly restrict access to certain functionality, which allows remote attackers t
SysAid Help Desk before 15.2 allows remote attackers to obtain sensitive information via an invalid value in the account
SysAid Help Desk before 15.2 uses a hardcoded encryption key, which makes it easier for remote attackers to obtain sensi
SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the l
SysAid Help Desk before 15.2 allows remote attackers to cause a denial of service (CPU and memory consumption) via a lar
SysAid On-Premise 20.1.11, by default, allows the AJP protocol port, which is vulnerable to a GhostCat attack. Rated cri
SysAid 20.3.64 b14 is affected by Blind and Stacker SQL injection via AssetManagementChart.jsp (GET computerID), AssetMa
GitHub PoC
Exploit-DB