Home/CVE/A cross-site scripting (XSS) vulnerability in OpenC3 COSMOS before v6.0.2 allows attackers to execute arbitrary web scri
CVE

CVE-2025-28380

A cross-site scripting (XSS) vulnerability in OpenC3 COSMOS before v6.0.2 allows attackers to execute arbitrary web scri

A cross-site scripting (XSS) vulnerability in OpenC3 COSMOS before v6.0.2 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the URL parameter.

MEDIUM · CVSS 6.1 EPSS 0.00293
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
openc3 cosmosall versions
⚠

Public Exploits & PoCs

1
pocvisionspace.com · openc3-cosmos-a-security-assessment-of-an-open-source-mis...visionspace.com
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jun 2025 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/OpenC3/cosmos/commit/12e3e12307afd3dbfc306f20d60400989db89883
https://github.com/OpenC3/cosmos/pull/1816
https://github.com/OpenC3/cosmos/releases/tag/v6.0.2
https://openc3.com/Product
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