CVE-2023-49091: high-severity vulnerability in azukaar Cosmos-Server
Jwttoken in Cosmos server never expires after password changed and logging out
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.8%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
azukaar · Cosmos-ServerRelated CVEs — azukaar Cosmos-Server
In the same product, most dangerous first.
CVE-2025-23214MEDIUMCosmos userbase checking vulnerabilityEPSS 0.7%CVE-2026-49447MEDIUMCosmos-Server's constellation public-devices endpoint accepts arbitrary bearer tokensEPSS 0.4%CVE-2026-49446MEDIUMCosmos: Authentication bypass via forward-auth header smuggling on Constellation tunnel in Cosmos-ServerEPSS 0.3%