CVE-2026-30827
CVE-2026-30827: 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 severityHigh7.5
High [CVE-2026-30827] Denial of Service for IPv4 clients due to incorrect IPv6 subnet masking
CVE-2026-30827Source published
Denial of Service for IPv4 clients due to incorrect IPv6 subnet masking. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-1389. Affected package(s): ansible-automation-platform-tech-preview/mcp-server-rhel9:1774268173, devspaces/openvsx-rhel9:1779528224. Resolved in Red Hat advisory RHSA-2026:6309 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- ansible-automation-platform-tech-preview/mcp-server-rhel9:1774268173
- devspaces/openvsx-rhel9:1779528224
- Red Hat Enterprise Linux
- Source-reported affected versions
- ansible-automation-platform-tech-preview/mcp-server-rhel9:1774268173
- devspaces/openvsx-rhel9:1779528224
- Source-reported fixed versions
- RHSA-2026:6309
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:6309 (`sudo dnf update` / `yum update`).
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