https://seclists.org/oss-sec/2025/q2/127: VSV00016: Varnish Cache 6.0, 7.6, 7.7 - quest Smuggling Attack

Published May 13, 2025
·
Updated

Affected Software

1 affected component
Varnish Software Varnish Cache
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Frequently Asked Questions

1

What is the severity of VSV00016?

The severity of VSV00016 is categorized as critical due to the potential for client-side desynchronization attacks.

2

How do I fix VSV00016?

To fix VSV00016, you should upgrade to Varnish Cache version 7.7.1, 7.6.3, or 6.0.14.

3

What systems are affected by VSV00016?

VSV00016 affects Varnish Cache versions 6.0, 7.6, and 7.7.

4

What type of vulnerability is VSV00016?

VSV00016 is a client-side desync vulnerability that allows for potential request smuggling.

5

Is there a CVE assigned for VSV00016?

No, a CVE has not been assigned yet for VSV00016.

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