CVE-2025-2776

SysAid On-Prem: Improper Restriction of XML External Entity Reference

As of , CVE-2025-2776 in SysAid On-Prem is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.

Exploited
Yes: CISA listed it on 22 July 2025
US federal deadline
12 August 202521 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.65Higher than 99% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: documentation.sysaid.comLinks below, from CISA's entry.

What CISA says to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA's required action

What the flaw is

SysAid On-Prem contains an improper restriction of XML external entity reference vulnerability in the Server URL processing functionality, allowing for administrator account takeover and file read primitives.

CISA's 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.

The CVE record's description, from VulnCheck

CVE published
7 May 2025
Assigned by
VulnCheck
CVSS
9.3 Critical (CVSS 3.1, from the CNA)
CWE-611
Improper Restriction of XML External Entity Reference
CISA SSVC, exploitation
active
CISA SSVC, automatable
yes
CISA SSVC, technical impact
partial

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

SysAid On-Prem: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2025-2775Improper Restriction of XML External Entity ReferenceSysAid SysAid On-PremPatch soon0.43

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