Exposure of Resource to Wrong Sphere Affecting squid package, versions <4.10-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
8.31% (95th percentile)

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  • Snyk IDSNYK-ECHOLATEST-SQUID-18291671
  • published24 Jul 2026
  • disclosed4 Feb 2020

Introduced: 4 Feb 2020

CVE-2020-8449  (opens in a new tab)
CWE-668  (opens in a new tab)

How to fix?

Upgrade Echo:latest squid to version 4.10-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid package and not the squid package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters.

CVSS Base Scores

version 3.1