# CVE-2025-2775: SysAid On-Prem <= 23.3.40 Checkin Proceessing XML External Entity Injection

> CVE-2025-2775: SysAid On-Prem <= 23.3.40 Checkin Proceessing XML External Entity Injection. CVSS 9.3 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-2775
Last updated: 2026-06-17T09:07:36Z

- Published: 2025-05-07 14:43 UTC · Updated: 2026-06-17 09:07 UTC · Assigner: VulnCheck
- CVSS: 9.3 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
- EPSS: 42.6%, 99th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-07-22, federal due date 2025-08-12, ransomware use: Unknown
- CWE: CWE-611

## Description

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.

## CISA required action

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

## Affected vendors and products

- SysAid: SysAid On-Prem

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-2775)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-2775)
- [https://documentation.sysaid.com/docs/24-40-60](https://documentation.sysaid.com/docs/24-40-60)
- [https://labs.watchtowr.com/sysowned-your-friendly-rce-support-ticket/](https://labs.watchtowr.com/sysowned-your-friendly-rce-support-ticket/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-2775 · Markdown: https://rewindex.com/cve/CVE-2025-2775.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-2775 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:50:56.069Z