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.
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
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.21 | apache2 | 2.4.69-r0 | ALPINE-CVE-2026-79768 |
| Alpine:v3.22 | apache2 | 2.4.69-r0 | ALPINE-CVE-2026-79768 |
| Alpine:v3.23 | apache2 | 2.4.69-r0 | ALPINE-CVE-2026-79768 |
| Alpine:v3.24 | apache2 | 2.4.69-r0 | ALPINE-CVE-2026-79768 |
| Debian:12 | apache2 | no fix listed | DEBIAN-CVE-2026-79768 |
| Debian:13 | apache2 | 2.4.69-1~deb13u1 | DEBIAN-CVE-2026-79768 |
| Debian:14 | apache2 | 2.4.69-1 | DEBIAN-CVE-2026-79768 |
| Ubuntu:22.04:LTS | apache2 | 2.4.52-1ubuntu4.25 | UBUNTU-CVE-2026-79768 |
| Ubuntu:22.04:LTS | apache2 | 2.4.52-1ubuntu4.25 | USN-8931-1 |
| Ubuntu:24.04:LTS | apache2 | 2.4.58-1ubuntu8.17 | UBUNTU-CVE-2026-79768 |
| Ubuntu:24.04:LTS | apache2 | 2.4.58-1ubuntu8.17 | USN-8931-1 |
| Ubuntu:26.04:LTS | apache2 | 2.4.66-2ubuntu2.6 | UBUNTU-CVE-2026-79768 |
| Ubuntu:26.04:LTS | apache2 | 2.4.66-2ubuntu2.6 | USN-8931-1 |
| Ubuntu:26.10 | apache2 | no fix listed | UBUNTU-CVE-2026-79768 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| 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