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CVE-2025-28384

29
FAUCET Score

CVE-2025-28384 is a critical directory traversal vulnerability affecting OpenC3 COSMOS versions prior to 6.1.0, specifically within the /script-api/scripts/ endpoint. This flaw allows unauthenticated attackers to remotely access sensitive files on the system. With a CVSS score of 9.1, it presents a high risk due to its network-based attack vector, low complexity, and potential for complete confidentiality and integrity compromise. While there is no evidence of active exploitation or publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
6.0.0CPE matchmatch criteria
cpe:2.3:a:openc3:cosmos:6.0.0:*:*:*:enterprise:*:*:*
6.0.0CPE matchmatch criteria
cpe:2.3:a:openc3:cosmos:6.0.0:*:*:*:open_source:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 39th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

rubygemsGHSA-p67j-387g-75wccritical

OpenC3 COSMOS Vulnerable to Directory Traversal via /script-api/scripts/ endpoint

Jun 13, 2025

References

github.com / OpenC3/cosmos/pull/1828
github.com / OpenC3/cosmos/pull/1828/commits/fc7e11310a7cdf9f1939886e1b29009db4d4b718
github.com / OpenC3/cosmos/releases/tag/v6.1.0
openc3.com
Product
visionspace.com / openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework
ExploitMitigationThird Party Advisory