CVE-2023-49091

HIGH

Cosmos-server <0.13.1 - Privilege Escalation

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 8.8
EPSS 0.0077
EPSS Percentile 50.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-613
Status published
Products (50)
cosmos-cloud/cosmos_server 0.1.15
cosmos-cloud/cosmos_server 0.1.16
cosmos-cloud/cosmos_server 0.1.17
cosmos-cloud/cosmos_server 0.2.0
cosmos-cloud/cosmos_server 0.3.0
cosmos-cloud/cosmos_server 0.3.1
cosmos-cloud/cosmos_server 0.3.2
cosmos-cloud/cosmos_server 0.3.3
cosmos-cloud/cosmos_server 0.3.4
cosmos-cloud/cosmos_server 0.3.5
... and 40 more
Published Nov 29, 2023
Tracked Since Feb 18, 2026