Cortex Security Audit
blog.quarkslab.com | research | #open-source | #access-control | #security-audit | #audit | #ostif | #prometheus | #multi-tenancy | #tenant-isolation
Summary
Quarkslab audited Cortex, a multi-tenant Prometheus time-series store, for OSTIF: seven findings, including tenant impersonation via PushStream gRPC, were identified and all resolved.
- Published
- Collected
--- id: 4133 title: "Cortex Security Audit" source_domain: blog.quarkslab.com source_url: "https://blog.quarkslab.com/cortex-security-audit.html" published_at: "2026-07-05 22:00" tags: ["open-source", "access-control", "security-audit", "audit", "ostif", "prometheus", "multi-tenancy", "tenant-isolation"] phying_url: "https://phying.com/item/4133" lang: en --- # Cortex Security Audit ## Summary Quarkslab audited Cortex, a multi-tenant Prometheus time-series store, for OSTIF: seven findings, including tenant impersonation via PushStream gRPC, were identified and all resolved. ## Intelligence Metadata - **Sources:** blog.quarkslab.com - **Published:** 2026-07-05 22:00 - **Original:** https://blog.quarkslab.com/cortex-security-audit.html - **Phying News:** https://phying.com/item/4133