CVE-2023-49091

Cosmos provides users the ability self-host a home server by acting as a secure gateway to your application, as well as a server manager. Cosmos-server is vulnerable due to to the authorization header used for user login remaining valid and not expiring after log out. This vulnerability allows an attacker to use the token to gain unauthorized access to the application/system even after the user has logged out. This issue has been patched in version 0.13.1.

• CWE-613
• CWE-613

• https://github.com/azukaar/Cosmos-Server/commit/7a3fdfb467bd4d1f8333e3e1f3c3f5fca0b69cd7Patch
• https://github.com/azukaar/Cosmos-Server/security/advisories/GHSA-hpvm-x7m8-3c6xExploit, Vendor Advisory
• https://github.com/azukaar/Cosmos-Server/security/advisories/GHSA-hpvm-x7m8-3c6xExploit, Vendor Advisory

Published

Nov 29, 2023

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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