https://seclists.org/oss-sec/2026/q1/381: [ADVISORY] SQUID-2026:2 Denial of Service in ICP quest handling (CVE-2026-32748)

Published Mar 25, 2026
·
Updated

Affected Software

1 affected component
Squid Squid>=3.0<=7.4

Frequently Asked Questions

1

What is the severity of CVE-2026-32748?

CVE-2026-32748 has been classified as a denial of service vulnerability with a significant impact on Squid Proxy Cache.

2

How do I fix CVE-2026-32748?

To fix CVE-2026-32748, users should update their Squid Proxy Cache to the latest version provided by the maintainers.

3

What systems are affected by CVE-2026-32748?

CVE-2026-32748 affects all versions of Squid Proxy Cache that handle ICP request processing.

4

What are the symptoms of an exploit for CVE-2026-32748?

Exploitation of CVE-2026-32748 may result in the Squid Proxy Cache becoming unresponsive, leading to service downtime.

5

Is there a workaround for CVE-2026-32748?

Currently, the recommended mitigation for CVE-2026-32748 is to apply the security update as soon as possible, as there are no known effective workarounds.

Contact

SecAlerts Pty Ltd.
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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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