Unauthenticated IDOR Enables Disclosure of Other Users’ last-known details
Exact source revision recorded 29 Oct 2026 03:25:09 UTC. It does not establish the source's current position. Latest evidence.
cve-program · CVE-2026-66091
PublishedIn openEQUELLA before 2026.1, the GET /api/userquery/userinfobackup endpoint performs no authentication or authorisation check. An unauthenticated attacker who supplies another user's uniqueId can retrieve that user's stored personal details (username, first name, last name and email address) within the same institution.
- Source published
- 29 Oct 2026 01:38:24 UTC
- Source modified
- 29 Oct 2026 01:38:24 UTC
- Observed here
- 29 Oct 2026 03:25:09 UTC
- Source terms
- CVE Program Terms of Use
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CVSS 4.0 · 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N