Advisories
Public advisory records.
Concise public issue records, notices, and publication status entries from PunchCard Labs.
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Advisory index
Each advisory is generated from Markdown with required metadata. Longer policy context, templates, and schema definitions remain on the documentation subdomain.
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SentinelMesh Command Channel
A critical issue in the SentinelMesh Control Plane exposed an unauthenticated command channel that could allow remote compromise of affected management nodes.
Public · Updated 2026-05-23OrionGuard Helper Corruption
A high-severity memory corruption issue in the OrionGuard Agent privileged helper could affect a higher-privilege service process.
Public · Updated 2026-05-23Kestrel Service Boundary
A medium-severity service boundary issue in Kestrel Hub allowed an authenticated local user to influence limited service-owned state.
Public · Updated 2026-05-23Northstar Metadata Exposure
A low-severity authorization gap in Northstar Admin Console exposed limited build metadata to authenticated users without the diagnostics role.
Public · Updated 2026-05-23Vellum Ops Coordination Note
PunchCard Labs reviewed a reported Vellum Ops Portal publication workflow condition and determined that it did not meet the threshold for a security vulnerability.
Public · Updated 2026-05-23Publication System
PunchCard Labs maintains a public advisory surface for approved security records and high-level publication notices.
Active · Updated 2026-05-23