An attacker with sufficient client-side exploits could retrieve a valid access token for another user during the OAuth token exchange due to incorrect credential validation. The client ID must be known and the API application must have already been authorized on the targeted user account.
There are no direct workarounds, but users should review applications authorized on their account (User Settings > Authorized Applications) and remove any that are no longer needed.
{ "nvd_published_at": "2023-08-09T17:15:09Z", "cwe_ids": [ "CWE-287" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2023-08-09T20:58:47Z" }