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.
CVE-2025-2775
Score elevated to 9.3 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-07-22), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.3 retained for reference. Confidence: HIGH.
- Actively exploited in the wild (CISA-KEV)
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.3
- EG Score
- 9.3(high)
- EG Risk
- 97(Attend)EG Risk 97/100SSVC: Attend
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity93% × 45%Exploitation100% × 40%Automatability100% × 15%Action: Remediate soon — notable exploitation risk. - EPSS
- 98.9%
- KEV
- ⚠ Exploited
Published
May 7, 2025
Last Modified
October 27, 2025
Advisory Details (3)
Auto-updated Jun 1, 2026Known Exploited Vulnerabilities Catalog | CISA
Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2775SysOwned, Your Friendly Support Ticket - SysAid On-Premise Pre-Auth RCE Chain (CVE-2025-2775 And Friends)
https://labs.watchtowr.com/sysowned-your-friendly-rce-support-ticket/Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 55× in last 7d / 238× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 432 total refreshes for this CVE.
- 2026-07-23 02:52 UTCEG score recompute
- 2026-07-22 22:34 UTCEG score recompute
- 2026-07-22 22:34 UTCGHSA enrichment
- 2026-07-22 19:40 UTCCISA KEV update
- 2026-07-22 18:42 UTCGHSA enrichment
- 2026-07-22 14:50 UTCEG score recompute
- 2026-07-22 14:50 UTCGHSA enrichment
- 2026-07-22 14:07 UTCEPSS rescore
- 2026-07-22 14:07 UTCEPSS rescore
- 2026-07-22 10:57 UTCGHSA enrichment
- 2026-07-22 07:06 UTCGHSA enrichment
- 2026-07-22 03:15 UTCGHSA enrichment
- 2026-07-21 23:22 UTCGHSA enrichment
- 2026-07-21 18:59 UTCEG score recompute
- 2026-07-21 18:59 UTCGHSA enrichment
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-21 15:07 UTCGHSA enrichment
- 2026-07-21 14:37 UTCCISA KEV update
- 2026-07-21 11:16 UTCGHSA enrichment
- 2026-07-21 07:23 UTCGHSA enrichment
- 2026-07-21 03:33 UTCGHSA enrichment
- 2026-07-20 23:42 UTCGHSA enrichment
- 2026-07-20 19:51 UTCEG score recompute
- 2026-07-20 19:51 UTCGHSA enrichment
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- 2026-07-20 17:07 UTCEPSS rescore
- 2026-07-20 16:00 UTCGHSA enrichment
- 2026-07-20 12:09 UTCGHSA enrichment
- 2026-07-20 08:18 UTCGHSA enrichment
- 2026-07-20 04:27 UTCGHSA enrichment
- 2026-07-20 00:36 UTCGHSA enrichment
- 2026-07-19 20:44 UTCGHSA enrichment
- 2026-07-19 16:53 UTCEG score recompute
- 2026-07-19 16:53 UTCGHSA enrichment
- 2026-07-19 14:30 UTCEPSS rescore
- 2026-07-19 14:30 UTCEPSS rescore
- 2026-07-19 13:02 UTCGHSA enrichment
- 2026-07-19 09:11 UTCGHSA enrichment
- 2026-07-19 05:20 UTCEG score recompute
- 2026-07-19 05:20 UTCGHSA enrichment
- 2026-07-19 02:28 UTCEPSS rescore
- 2026-07-19 02:28 UTCEPSS rescore
- 2026-07-19 01:29 UTCGHSA enrichment
- 2026-07-18 21:38 UTCGHSA enrichment
- 2026-07-18 17:47 UTCGHSA enrichment
- 2026-07-18 13:55 UTCGHSA enrichment
- 2026-07-18 10:03 UTCGHSA enrichment
- 2026-07-18 06:11 UTCGHSA enrichment
- 2026-07-18 02:20 UTCGHSA enrichment
- 2026-07-17 22:29 UTCGHSA enrichment
- 2026-07-17 18:38 UTCGHSA enrichment
- 2026-07-17 14:46 UTCGHSA enrichment
- 2026-07-17 10:55 UTCGHSA enrichment
- 2026-07-17 07:03 UTCEG score recompute
- 2026-07-17 07:03 UTCGHSA enrichment
- 2026-07-17 03:11 UTCGHSA enrichment
- 2026-07-16 23:20 UTCGHSA enrichment
- 2026-07-16 19:28 UTCGHSA enrichment
- 2026-07-16 17:04 UTCCISA KEV update
- 2026-07-16 17:02 UTCEPSS rescore
- 2026-07-16 15:37 UTCGHSA enrichment
- 2026-07-16 11:46 UTCGHSA enrichment
- 2026-07-16 07:55 UTCGHSA enrichment
- 2026-07-16 04:03 UTCGHSA enrichment
- 2026-07-16 00:11 UTCGHSA enrichment
- 2026-07-15 20:20 UTCGHSA enrichment
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:49 UTCCISA KEV update
- 2026-07-15 16:28 UTCGHSA enrichment
- 2026-07-15 15:04 UTCCISA KEV update
- 2026-07-15 12:37 UTCGHSA enrichment
- 2026-07-15 08:46 UTCGHSA enrichment
- 2026-07-15 04:53 UTCGHSA enrichment
- 2026-07-15 01:59 UTCEPSS rescore
- 2026-07-15 01:59 UTCEPSS rescore
- 2026-07-15 01:01 UTCGHSA enrichment
- 2026-07-14 21:10 UTCGHSA enrichment
- 2026-07-14 18:05 UTCCISA KEV update
- 2026-07-14 17:19 UTCGHSA enrichment
- 2026-07-14 13:28 UTCGHSA enrichment
- 2026-07-14 09:37 UTCGHSA enrichment
- 2026-07-14 05:45 UTCGHSA enrichment
- 2026-07-14 01:54 UTCGHSA enrichment
- 2026-07-13 22:29 UTCEPSS rescore
- 2026-07-13 22:03 UTCGHSA enrichment
- 2026-07-13 18:11 UTCGHSA enrichment
- 2026-07-13 17:07 UTCCISA KEV update
- 2026-07-13 14:20 UTCGHSA enrichment
- 2026-07-13 10:29 UTCGHSA enrichment
- 2026-07-13 06:37 UTCGHSA enrichment
- 2026-07-13 06:12 UTCEPSS rescore
- 2026-07-13 06:12 UTCEPSS rescore
- 2026-07-13 02:46 UTCGHSA enrichment
- 2026-07-12 22:55 UTCGHSA enrichment
- 2026-07-12 19:04 UTCGHSA enrichment
- 2026-07-12 15:13 UTCGHSA enrichment
- 2026-07-12 11:22 UTCGHSA enrichment
- 2026-07-12 07:31 UTCGHSA enrichment
- 2026-07-12 05:46 UTCEPSS rescore
Publicly available exploits
(2 references)Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- GitHub PoCwatchtowrlabs/watchTowr-vs-SysAid-PreAuth-RCE-ChainFirst seen Mar 28, 2025
PoC for SysAid PreAuth RCE Chain (CVE-2025-2775, CVE-2025-2776, CVE-2025-2777, CVE-2025-2778)
Open source ↗ - Nucleihttp/cves/2025/CVE-2025-2775.yamlFirst seen Jan 1, 2025
SysAid On-Prem <= 23.3.40 - XML External Entity
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-611
Frequently asked(6)
What is CVE-2025-2775?
When was CVE-2025-2775 disclosed?
Is CVE-2025-2775 actively exploited?
What is the CVSS score of CVE-2025-2775?
Which products are affected by CVE-2025-2775?
How do I remediate CVE-2025-2775?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2025-2775
Is Your Infrastructure Affected by CVE-2025-2775?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.