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openSUSE Leap 16.0 google-guest-agent Critical Authorization Flaw 20761-1

opensuse
Calendar Grey May 19, 2026
Dist Opensuse Esm H88
Important update for openSUSE fixing authorization bypass in google-guest-agent with CVE-2026-33186. Patch recommended.
An update that solves one vulnerability and has one bug fix can now be installed.

Description

This update for google-guest-agent fixes the following issue

- CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2: path pseudo-

header (bsc#1260264).

Patch instructions:

To install this openSUSE security update use the suse recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

zypper in -t patch openSUSE-Leap-16.0-757=1

Topics%20covered

Topics Covered

security advisory important updates OpenSUSE authorization bypass Google Guest Agent

Patch

Package List

- openSUSE Leap 16.0:

google-guest-agent-20250506.01-160000.2.1

References

* bsc#1260264

References:

* https://www.suse.com/security/cve/CVE-2026-33186.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20761-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory important updates OpenSUSE authorization bypass Google Guest Agent

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