{"id":"CVE-2025-2775","kind":"vulnerability","aliases":["CVE-2025-2775"],"related":[],"title":"SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in…","description":"SysAid On-Prem contains an improper restriction of XML external entity reference vulnerability in the Checkin processing functionality, allowing for administrator account takeover and file read primitives.\n\nCISA 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.","summary":"SysAid On-Prem has an XML external entity (XXE) flaw in its Checkin processing, which the sources describe as exploited in the wild. An attacker can take over an administrator account and read arbitrary files from the server.","severity":"critical","cvss":9.3,"epss":null,"exploited":true,"exploited_at":"2025-07-22T00:00:00+00:00","products":[{"name":"SysAid SysAid On-Prem","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"sysaid","fixed":[],"affected":"<= 23.3.40","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","itsm","on-prem","sysaid","vendor"],"not_affected_if":["managed-hosting"],"how_to_check":null,"fix":"Apply the mitigations from the vendor per CISA's required action; the sources do not name a fixed version.\nIf no mitigation is available, discontinue use of the product per CISA guidance.","status":"open","published_at":"2025-05-07T15:15:57+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:46:41+00:00","updated_at":"2026-10-23T22:29:05+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T20:46:41Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigations from the vendor per CISA's required action; the sources do not name a fixed version.\nIf no mitigation is available, discontinue use of the product per CISA guidance.","reach":"unknown","summary":"SysAid On-Prem has an XML external entity (XXE) flaw in its Checkin processing, which the sources describe as exploited in the wild. An attacker can take over an administrator account and read arbitrary files from the server.","category":"vendor","who_cares":["sysaid","on-prem","itsm"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Attacker takes over an administrator account and reads server files.","analyst_note":"Find the vendor advisory and the fixed build number for SysAid On-Prem, and the Checkin endpoint details, via the CISA KEV entry and the vendor's security bulletin.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["managed-hosting"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000442,"input_tokens":2557,"output_tokens":372,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':115C '-2025':18A,21A '-2775':19A,22A '22':114C '23.3.40':6A 'account':67B,97C 'action':105C 'administr':66B,96C 'allow':94C 'appli':106C 'applic':112C 'arbitrari':70B 'attack':61B 'bod':113C 'checkin':49B,91C 'cisa':103C 'cloud':118C 'contain':79C 'cve':17A,20A 'describ':54B 'discontinu':121C 'entiti':14A,44B,86C 'exploit':29B,56B 'extern':13A,43B,85C 'file':71B,100C 'flaw':46B 'follow':111C 'function':93C 'guidanc':116C 'improp':81C 'instruct':110C 'itsm':30B 'mitig':107C,127C 'on':26A 'on-prem':2A,25A,31B,37B,76C 'per':108C 'prem':4A,27A,33B,39B,78C 'primit':102C 'process':50B,92C 'product':125C 'read':69B,101C 'refer':87C 'requir':104C 'restrict':82C 'server':74B 'servic':119C 'sourc':53B 'sysaid':1A,23A,24A,28A,34B,36B,75C 'take':63B 'takeov':98C 'unauthent':11A 'unavail':129C 'use':122C 'vendor':35B,109C 'version':5A 'vulner':8A,16A,88C 'wild':59B 'xml':12A,42B,84C 'xxe':15A,45B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-05-07T15:15:57+00:00","kev":{"dateAdded":"2025-07-22","dueDate":"2025-08-12","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-2775","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-2775","severity":null,"published_at":"2025-07-22T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T17:39:55+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-2775","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2775","severity":null,"published_at":"2025-05-07T15:15:57+00:00","modified_at":"2026-06-17T09:07:36+00:00","first_seen_at":"2026-10-23T22:29:05+00:00","fetched_at":"2026-10-23T22:29:05+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}