What’s Vulnerable › Vulnerabilities

CVE-2025-2776: SysAid On-Prem Improper Restriction of XML External Entity Reference Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2025-07-22
• EPSS: 64.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-05-07 · updated 2026-06-17
• Weakness: CWE-611

Description

SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Server URL processing functionality, allowing for administrator account takeover and file read primitives.

Affected products

• Sysaid: through 23.3.40

References

• https://documentation.sysaid.com/docs/24-40-60
• https://labs.watchtowr.com/sysowned-your-friendly-rce-support-ticket/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2776

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