Description
An issue in the openc3-api/tables endpoint of OpenC3 COSMOS before 6.1.0 allows attackers to execute a directory traversal.
References (5)
Core 5
Core References
Product
https://openc3.com/
Exploit, Mitigation, Third Party Advisory
https://visionspace.com/openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework/
Issue Tracking
https://github.com/OpenC3/cosmos/pull/1828
Release Notes
https://github.com/OpenC3/cosmos/releases/tag/v6.1.0
Scores
CVSS v3
7.5
EPSS
0.0206
EPSS Percentile
84.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-22
Status
published
Products (2)
openc3/cosmos
6.0.0 (2 CPE variants)
rubygems/openc3-cosmos-tool-iframe
RubyGems
Published
Jun 13, 2025
Tracked Since
Feb 18, 2026