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CVE-2024-43795

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

5.1 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Active

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
None

Exploit likelihood

0.48%Up 0.4 points since Oct 3, 2024
90%50%10%1%

What each source reports

CVE List Score used 5.1

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

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.

Record
CVE-2024-43795
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2024-0126 5.1

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.

Record
EUVD-2024-0126
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-vfj8-5pj7-2f9g 5.1

OpenC3 Cross-site Scripting in Login functionality (`GHSL-2024-128`)

Summary

The login functionality contains a reflected cross-site scripting (XSS) vulnerability.

Note: This CVE only affects Open Source Edition, and not OpenC3 COSMOS Enterprise Edition

Impact

This issue may lead up to Remote Code Execution (RCE).

Record
GHSA-vfj8-5pj7-2f9g
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
NVD 5.1

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.

Record
CVE-2024-43795
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
OSV 5.1

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

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.

Record
CVE-2024-43795
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02
OSVGHSA-vfj8-5pj7-2f9g 5.1

OpenC3 Cross-site Scripting in Login functionality (`GHSL-2024-128`)

Summary

The login functionality contains a reflected cross-site scripting (XSS) vulnerability.

Note: This CVE only affects Open Source Edition, and not OpenC3 COSMOS Enterprise Edition

Impact

This issue may lead up to Remote Code Execution (RCE).

Record
GHSA-vfj8-5pj7-2f9g
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
OSVPYSEC-2024-100 6.1

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.

Record
PYSEC-2024-100
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openc3
RubyGems
 before 5.19.0
5.19.0
@openc3/tool-common
npm
 before 5.19.0
5.19.0
openc3
PyPI
 before 5.19.0
5.19.0
openc3
RubyGems
 before 5.19.0, plus listed versions
5.0.105.0.115.0.65.0.75.0.8
Show 42 moreShow less
5.0.95.1.05.1.15.10.05.10.15.11.05.11.15.11.25.11.35.12.05.13.05.14.05.14.15.14.25.15.05.15.15.15.25.16.05.16.15.16.25.17.05.17.15.18.05.2.05.3.05.4.05.4.15.4.25.4.3.pre.beta05.5.05.5.0.pre.beta05.5.15.5.25.5.2.pre.beta05.6.05.6.15.7.05.7.25.8.05.8.15.9.05.9.1
5.19.0
openc3
PyPI
 before 5.19.0, plus listed versions
0.1.05.10.05.10.15.11.05.11.1
Show 17 moreShow less
5.11.25.11.35.12.05.13.05.14.05.14.15.14.25.15.05.15.15.15.25.16.05.16.15.16.25.17.05.17.15.18.05.9.2b0
5.19.0

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-43795 is a medium vulnerability (CVSS 5.1) in Openc3 Cosmos, published October 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. Fixed in openc3 5.19.0.

References

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