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CVE-2026-42086

🗓️ 20 Apr 2026 03:12:34Reported by CirclType 
circl
 circl
🔗 cve.circl.lu👁 20 Views

CVE-2026-42086 published proof-of-concept advisory for OpenC3 Cosmos.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-42086
4 May 202617:15
–attackerkb
cnnvd
CNNVD
OpenC3 COSMOS 跨站脚本漏洞
4 May 202600:00
–cnnvd
cve
CVE
CVE-2026-42086
4 May 202617:15
–cve
cvelist
Cvelist
CVE-2026-42086 OpenC3 COSMOS: Self-XSS in the Command Sender
4 May 202617:15
–cvelist
euvd
EUVD
EUVD-2026-27061
4 May 202617:15
–euvd
github
Github Security Blog
OpenC3 COSMOS is Vulnerable to Self-XSS Through the Command Sender
22 Apr 202622:22
–github
mend
Mend
CVE-2026-42086
4 May 202617:15
–mend
nvd
NVD
CVE-2026-42086
4 May 202618:16
–nvd
osv
OSV
GHSA-FFQ5-QPVF-XQ7X OpenC3 COSMOS is Vulnerable to Self-XSS Through the Command Sender
22 Apr 202622:22
–osv
osv
OSV
PYSEC-2026-105
4 May 202618:16
–osv
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20 Apr 2026 03:12Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.6
EPSS0.00286
SSVC
20