CVE-2026-66807
CVE-2026-66807: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium4.6
Medium [CVE-2026-66807] dangerouslySetInnerHTML with unescaped subscription identifiers in SharedResourceWarning
CVE-2026-66807Source published Source updated
Stack-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally. A flaw was found in console. The `getCodeSpan` helper in `SharedResourceWarning.js` constructs an HTML string using string concatenation without proper HTML encoding. This unescaped string is then rendered via React's `dangerouslySetInnerHTML`. While current Kubernetes DNS-1123 name validation prevents immediate exploitation, any future relaxation of this validation or an alternative data source could enable stored Cross-Site Scripting (XSS) in the hub console. This could allow an attacker to inject malicious scripts into web pages viewed by other users. This vulnerability is rated as Low impact because Kubernetes DNS-1123 name validation currently prevents the injection of HTML…
- Affected products in this advisory
- Multicluster Engine for Kubernetes
- Red Hat Advanced Cluster Management for Kubernetes 2
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
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