Severity:
HIGH RISK
(7.6)
Stored XSS (CWE-79) in OpenC3 COSMOS Shared Screens
CVE-2026-77394
Deferred
Vulnerability Type
Category:
Stored Cross-Site Scripting
CWE:
CWE-79
Impact:
Session Token Theft and Account Takeover
Severity:
HIGH RISK
(7.6)
CVSS Version:
3.1
Catch This CVE While Code Is Being Written
Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.
Summary
Affected Context
Exploit Preconditions
Why This Happens
Potential Impact
General Mitigation Guidance
How Teams Detect Issues Like This
Frequently Asked Questions
Source
NDV
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