NVD security advisory
Security advisory for In openEQUELLA
CVE-2026-66090
Full advisory details, affected packages, severity context, and original source.
Affected technology
In openEQUELLAAffected product
Advisory overview
In openEQUELLA before 2026.1, the XML parser used for item metadata does not disable external entity resolution. A user permitted to create items (CREATE_ITEM) can submit crafted XML to POST /api/item and cause the server to read arbitrary files accessible to the openEQUELLA service, or make requests to attacker-specified locations (SSRF), including cloud instance metadata services.