CVE-2026-32769 Fullchain's Invalid NetworkPolicy enables a malicious actor to pivot into another namespace

Fullchain is an umbrella project for deploying a ready-to-use CTF platform. In versions prior to 0.1.1, due to a mis-written NetworkPolicy, a malicious actor can pivot from a subverted application to any Pod out of the origin namespace. The flawed inter-ns NetworkPolicy breaks the...

CVE-2026-32769

Fullchain (github.com/ctfer-io/fullchain) is affected prior to version 0.1.1 due to a mis-written inter-namespace NetworkPolicy that allows a subverted application to pivot to pods outside the origin namespace, enabling lateral movement. The issue has been fixed in version 0.1.1. Workaround: dele...

GHSA-FGM3-Q9R5-43V9 Romeo's invalid NetworkPolicy enables a malicious actor to pivot into another namespace

Impact Due to a mis-written NetworkPolicy, a malicious actor can pivot from the "hardened" namespace to any Pod out of it. This breaks the security-by-default property expected as part of the deployment program, leading to a potential lateral movement. Patch Removing the inter-ns NetworkPolicy...