Rapid7

vulnerability

Ubuntu: USN-8435-1 (CVE-2026-47729): Squid vulnerabilities

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
Jun 16, 2026
Added
Jun 17, 2026
Modified
Jun 17, 2026

Description

It was discovered that Squid incorrectly handled FTP gateway processing
under certain circumstances, which could result in an out-of-bounds read. A
remote attacker could use this issue to cause Squid to crash, resulting in
a denial of service, or possibly obtain sensitive information.
(CVE-2026-47729)

It was discovered that Squid incorrectly handled cache digest processing
under certain circumstances, which could result in a heap-based buffer
overflow. A remote attacker could use this issue to cause Squid to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2026-50012)

Solution

ubuntu-upgrade-squid
Title
Rapid7 Labs

2026 Global Threat Landscape Report

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