GHSA-XHV3-Q4XX-349R stistigmem-node: quarantine review surface exposes and mutates other tenants' quarantined facts (cross-tenant BOLA)

Summary On a multi-tenant stigmem node, a tenant administrator could list, read, and admit or reject quarantined facts belonging to other tenants. The list/count queries and getquarantinedfact in routes/quarantine.py lacked an f.tenantid = identity.tenantid predicate, and the garden lookup was no...

GHSA-X26H-XMV8-GXF7 stigmem-node: RTBF tombstones are mis-attributed and suppress reads tenant-blind (cross-tenant BOLA)

Summary On a multi-tenant stigmem node, RTBF right-to-be-forgotten tombstones were mis-scoped two ways. 1 issuetombstone defaulted the tenant to "default" instead of the caller's tenant, so tombstones could be written to the wrong tenant. 2 The read-suppression path — gettombstonefilter...

stigmem-node's federation peer registration lacked explicit out-of-band approval

Impact Federation peer registration accepted peer key material during registration without a separate administrator approval step based on an out-of-band fingerprint check. Impacted deployments are nodes that accept federation peer registration across a network where initial registration could be...

GHSA-FP6W-8WPG-74G5 stigmem-node: Auth-disabled deployments may grant broad anonymous access outside loopback

Impact Stigmem nodes configured with authentication disabled could grant the anonymous identity broad read/write/federation capabilities if exposed outside a loopback-only local development environment. Impacted users are operators who intentionally disabled authentication while binding the node ...

PT-2026-78422

Name of the Vulnerable Software and Affected Versions stigmem-node version 0.9.0a1 Description Plugin signature enforcement can be disabled using a single configuration flag without requiring a second explicit acknowledgment. In environments where plugin directories are writable by less-trusted...