HIGH 8.2 NVD

CVE-2026-19538

The BLOCKED access control list items that are evaluated to deny access on the the proxy protocol port can be bypassed completely when connecting over TCP or TL

The BLOCKED access control list items that are evaluated to deny access on the the proxy protocol port can be bypassed completely when connecting over TCP or TLS and sending the query twice on connection that is kept open.

References

https://www.nlnetlabs.nl/downloads/nsd/CVE-2026-19538.txt

Published: 2026-08-26 · Source: NVD · Feed updated: 2026-08-26

This high severity vulnerability with a CVSS score of 8.2 was published on 2026-08-26 via NVD.

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