CVE-2026-73291

Seerr (open-source media manager for Jellyfin/Plex/Emby) prior to v3.4.0 contains a flaw in ImageProxy: the code uses upstream ETag and Content-Type headers to build the cache filename for the unauthenticated GET /avatarproxy/:jellyfinUserId route. This allows a malicious or compromised Jellyfin/...

Axiell Iguana CMS 安全漏洞

Axiell Iguana CMS is a control-based platform from Axiell Inc. for personalizing and communicating with customers. Axiell Iguana CMS has a security vulnerability that originates from an input error in the url parameter on imageProxy.type.php. An attacker exploiting the vulnerability is able to...

Coursera: Stored XSS via transloadit.com and imageproxy

Hello, due to poor input file validation on transloadit.com, it is possible to upload and process any filetype on their server, which would later be uploaded to coursera-profile-photos.s3.amazonaws.com. From there, since imageproxy trusts coursera-profile-photos.s3.amazonaws.com, one can fetch...