CVE-2024-43795 - CVE House
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Status published Medium CVE-2024-43795

OpenC3 COSMOS vulnerable to cross-site scripting in Login functionality (`GHSL-2024-128`)

Vulnerability Description

OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. The login functionality contains a reflected cross-site scripting (XSS) vulnerability. This vulnerability is fixed in 5.19.0. Note: This CVE only affects Open Source Edition, and not OpenC3 COSMOS Enterprise Edition.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from OpenC3

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CVE-2025-68271
Unauthenticated Remote Code Execution in openc3-api
Critical 10
CVE-2024-47529
OpenC3 COSMOS uses clear text storage of password/token (`GHSL-2024-129`)
Medium 4.8
CVE-2024-46977
OpenC3 COSMOS allows a path traversal via screen controller (`GHSL-2024-127`)
Medium 5.3

Affected Vendor

Affected Software

cosmos
Vulnerable Versions:
< 5.19.0

Timeline

Official Publish: October 2nd, 2024
Last Modified: October 31st, 2024
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1059.007 JavaScript
Execution
T1539 Steal Web Session Cookie
Collection
T1213 Data from Information Repositories
Collection
T1567 Exfiltration Over Web Service
Exfiltration
T1491.001 Defacement
Impact