CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...

CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients

Bitwarden Server prior to v2026.4.0 contains a missing authorization vulnerability that allows a provider service user to add an arbitrary organization to their provider via POST /providers/providerId/clients/existing, resulting in takeover of the target organization; self-hosted installations ar...