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Vulnerability · Published Oct 1, 2026 · Assigned by apache

CVE-2026-79768Apache HTTP Server: mod_userdir information disclosure

Medium 5.3

In plain English

A medium-severity security flaw in Apache HTTP Server from Apache Software Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 55.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Path equivalence: '/./' (single dot directory) vulnerability in Apache HTTP Server's mod_userdir module when configured with absolute non-wildcard UserDir directive (the 2nd form in https://httpd.apache.org/docs/2.4/mod/mod_userdir.html#userdir) This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.21apache22.4.69-r0ALPINE-CVE-2026-79768
Alpine:v3.22apache22.4.69-r0ALPINE-CVE-2026-79768
Alpine:v3.23apache22.4.69-r0ALPINE-CVE-2026-79768
Alpine:v3.24apache22.4.69-r0ALPINE-CVE-2026-79768
Debian:12apache2no fix listedDEBIAN-CVE-2026-79768
Debian:13apache22.4.69-1~deb13u1DEBIAN-CVE-2026-79768
Debian:14apache22.4.69-1DEBIAN-CVE-2026-79768
Ubuntu:22.04:LTSapache22.4.52-1ubuntu4.25UBUNTU-CVE-2026-79768
Ubuntu:22.04:LTSapache22.4.52-1ubuntu4.25USN-8931-1
Ubuntu:24.04:LTSapache22.4.58-1ubuntu8.17UBUNTU-CVE-2026-79768
Ubuntu:24.04:LTSapache22.4.58-1ubuntu8.17USN-8931-1
Ubuntu:26.04:LTSapache22.4.66-2ubuntu2.6UBUNTU-CVE-2026-79768
Ubuntu:26.04:LTSapache22.4.66-2ubuntu2.6USN-8931-1
Ubuntu:26.10apache2no fix listedUBUNTU-CVE-2026-79768

Affected products (as reported)

VendorProductVersions
Apache Software Foundation Apache HTTP Server 2.4.0 – through 2.4.68

Weakness: CWE-55 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References