CVE-2025-54983 — Health check port on ZCC allows tunnel bypass
A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed …
Published: 2025-11-12 · CVSS: 5.2 · CVSS 3.1
A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7