{"id":"CVE-2026-109430","state":"PUBLISHED","title":"Ellucian WebAdvisor 3.2 Unauthenticated XXE Injection","description":"Ellucian WebAdvisor 3.2 contains an unauthenticated XML External Entity (XXE) injection vulnerability that allows remote attackers to submit crafted XML POST requests to the /WebAdvisor/WebAdvisor endpoint without disabling external entity and DTD resolution. Attackers can exploit this flaw to force the server into SSRF requests, coerce NTLMv2 hash disclosure via attacker-controlled SMB shares, and read arbitrary files from the underlying Windows host through an out-of-band error-based channel. WebAdvisor entered end-of-support status in June 2022 and users are encouraged to migrate to Colleague Self-Service.","publishedAt":"2026-10-15T01:31:06.896Z","updatedAt":"2026-10-20T02:35:29.262Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Ellucian WebAdvisor"],"affected":[{"vendor":"Ellucian","product":"WebAdvisor","defaultStatus":"unknown","versions":[{"version":"3.2","status":"affected","versionType":"custom"}]}],"references":["https://www.ellucian.com/","https://www.vulncheck.com/advisories/ellucian-webadvisor-unauthenticated-xxe-injection"],"weaknesses":["CWE-611"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/109xxx/CVE-2026-109430.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-109430","state":"PUBLISHED","datePublished":"2026-10-15T01:31:06.896Z","dateUpdated":"2026-10-20T02:35:29.262Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-12T15:52:36.682Z"},"containers":{"cna":{"title":"Ellucian WebAdvisor 3.2 Unauthenticated XXE Injection","descriptions":[{"lang":"en","value":"Ellucian WebAdvisor 3.2 contains an unauthenticated XML External Entity (XXE) injection vulnerability that allows remote attackers to submit crafted XML POST requests to the /WebAdvisor/WebAdvisor endpoint without disabling external entity and DTD resolution. 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Morales, Senior Pentester Team Leader, GM Sectec, Corp.","type":"finder"},{"lang":"en","value":"Marisabel Bachour, Pentester, GM Sectec, Corp.","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-20T02:35:20.853941Z","id":"CVE-2026-109430","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-20T02:35:29.262Z"}}]}}}