CVE-2026-41571: Improper Authentication

Note Mark is an open-source note-taking application. In version 0.19.2, IsPasswordMatch in backend/db/models.go falls back to a hard-coded bcrypt"null" placeholder whenever a user has no stored password. OIDC-registered users are created with an empty password, so anyone who submits password:...

GHSA-PXF8-6WQM-R6HH Note Mark: OIDC-registered users authenticated by submitting password "null"

Summary IsPasswordMatch in backend/db/models.go falls back to a hard-coded bcrypt"null" placeholder whenever a user has no stored password. OIDC-registered users are created with an empty password, so anyone who submits password: "null" to the internal login endpoint receives a valid session for...

Note Mark: OIDC-registered users authenticated by submitting password "null"

Summary IsPasswordMatch in backend/db/models.go falls back to a hard-coded bcrypt"null" placeholder whenever a user has no stored password. OIDC-registered users are created with an empty password, so anyone who submits password: "null" to the internal login endpoint receives a valid session for...