Coder's subdomain workspace app routing trusts unauthenticated X-Forwarded-Host header, enabling cross-app data access

Summary The workspace app proxy resolves the target app from httpapi.RequestHost which prefers the X-Forwarded-Host header over the real Host header. No middleware strips X-Forwarded-Host before routing and the header is not browser-forbidden so client-side JavaScript can set it on fetch calls...

PT-2026-56074

Name of the Vulnerable Software and Affected Versions Coder versions prior to 2.29.17 Coder versions prior to 2.32.7 Coder versions prior to 2.33.8 Coder versions prior to 2.34.2 Description The workspace app proxy resolves the target app using the httpapi.RequestHost function, which prioritizes...

PT-2026-27623

Name of the Vulnerable Software and Affected Versions Authelia versions 4.39.15 Description Authelia is an open-source authentication and authorization server. An attacker may potentially be able to inject javascript into the Authelia login page if specific conditions are met, including...

CVE-2025-27794 Flarum Vulnerable to Session Hijacking via Authoritative Subdomain Cookie Overwrite

Flarum is open-source forum software. A session hijacking vulnerability exists in versions prior to 1.8.10 when an attacker-controlled authoritative subdomain under a parent domain e.g., subdomain.host.com sets cookies scoped to the parent domain .host.com. This allows session token replacement f...

Fedora 38 : yt-dlp (2023-9f3938e10d)

The remote Fedora 38 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2023-9f3938e10d advisory. Update to 2023.07.06. Mitigates CVE-2023-35934 / GHSA-v8mc-9377-rwjj Tenable has extracted the preceding description block directly from the Fedora security...

CVE-2023-35934 yt-dlp File Downloader cookie leak

yt-dlp is a command-line program to download videos from video sites. During file downloads, yt-dlp or the external downloaders that yt-dlp employs may leak cookies on HTTP redirects to a different host, or leak them when the host for download fragments differs from their parent manifest's host...

CVE-2023-35934

yt-dlp is a command-line program to download videos from video sites. During file downloads, yt-dlp or the external downloaders that yt-dlp employs may leak cookies on HTTP redirects to a different host, or leak them when the host for download fragments differs from their parent manifest's host...

Palo Alto Software: Subdomain takeover of www2.growasyouplan.com

Summary www2.growasyouplan.com points to an AWS EC2 instance at 67.202.62.93 that no longer exists. I was able to take control of this IP address and run my own EC2 instance. I can now serve content on this domain, obtain a TLS certificate for this domain, etc. If any customers or servers are...