Sonarr
Monthly
Sonarr, a PVR application for Usenet and BitTorrent users, contains an authentication bypass vulnerability affecting installations configured with authentication disabled for local addresses. Attackers can exploit this flaw to gain unauthorized access to Sonarr instances when deployed without a properly configured reverse proxy that filters malicious headers. The vulnerability affects versions prior to 4.0.16.2942 (nightly/develop) and 4.0.16.2944 (stable/main), with patches now available from the vendor.
Sonarr, a PVR application for Usenet and BitTorrent users, contains an authentication bypass vulnerability affecting installations configured with authentication disabled for local addresses. Attackers can exploit this flaw to gain unauthorized access to Sonarr instances when deployed without a properly configured reverse proxy that filters malicious headers. The vulnerability affects versions prior to 4.0.16.2942 (nightly/develop) and 4.0.16.2944 (stable/main), with patches now available from the vendor.