# Gnoppix Security Announcement - 2026-10-27T06:03:32.243-04:00

**URL:** <https://forum.gnoppix.org/t/gnoppix-security-announcement-2026-10-27t0632-243-04-00/7734>\
**Category:** Issues and Help\
**Created:** [October 27, 2026, 10:03am UTC](https://forum.gnoppix.org/t/gnoppix-security-announcement-2026-10-27t0632-243-04-00/7734 "2026-10-27T10:03:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![amu](https://forum.gnoppix.org/user_avatar/forum.gnoppix.org/amu/32/7_2.png) [@amu](https://forum.gnoppix.org/u/amu)\
**Post date:** [October 27, 2026, 10:03am UTC](https://forum.gnoppix.org/t/gnoppix-security-announcement-2026-10-27t0632-243-04-00/7734/1 "2026-10-27T10:03:32Z")

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## Varnish Security Update

Gnoppix Security released GSA-6584-1 to fix an HTTP request smuggling vulnerability in Varnish. Attackers can poison caches and bypass ACLs.

- **Upgrade now** in Gnoppix 24/25 (oldstable) and Gnoppix 26 (stable). - Please update your systems.