CVE-2023-49091

Public Exploit
Jwttoken in Cosmos server never expires after password changed and logging out

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.44%
Vendor Advisory github.com
Affected: azukaar Cosmos-Server
Published at:
Updated at:

References

Link Tags
https://github.com/azukaar/Cosmos-Server/security/advisories/GHSA-hpvm-x7m8-3c6x vendor advisory exploit
https://github.com/azukaar/Cosmos-Server/commit/7a3fdfb467bd4d1f8333e3e1f3c3f5fca0b69cd7 patch

Frequently Asked Questions

What is the severity of CVE-2023-49091?
CVE-2023-49091 has been scored as a high severity vulnerability.
How to fix CVE-2023-49091?
To fix CVE-2023-49091, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-49091 being actively exploited in the wild?
It is possible that CVE-2023-49091 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-49091?
CVE-2023-49091 affects azukaar Cosmos-Server.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.