CVE-2021-20209

HIGH 7.5CVE-2021-20209 · Published 25/05/2021 · updated 17/06/2026

In short

CVE-2021-20209 is a HIGH (CVSS 7.5) vulnerability affecting privoxy (privoxy).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 79.6% of all vulnerabilities.
Fix: update to 3.0.29 or later.

Package	Affected versions	Patched versions
privoxy privoxy	`< 3.0.29`	`3.0.29`

A memory leak vulnerability was found in Privoxy before 3.0.29 in the show-status CGI handler when no action files are configured.

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Package

Affected versions

Patched versions

< 3.0.29

3.0.29

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