CVE-2026-29170

Publication date 8 June 2026

Last updated 6 August 2026

Ubuntu priority

Cvss 3 Severity Score

Description

A cross-site scripting vulnerability exists in mod_proxy_ftp's HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
apache2	26.04 LTS resolute	Fixed 2.4.66-2ubuntu2.4
	25.10 questing	Ignored end of life, was needs-triage
	24.04 LTS noble	Fixed 2.4.58-1ubuntu8.15
	22.04 LTS jammy	Fixed 2.4.52-1ubuntu4.23
	20.04 LTS focal	Fixed 2.4.41-4ubuntu3.23+esm6
	18.04 LTS bionic	Fixed 2.4.29-1ubuntu4.27+esm11
	16.04 LTS xenial	Fixed 2.4.18-2ubuntu3.17+esm20
	14.04 LTS trusty	Fixed 2.4.7-1ubuntu4.22+esm15

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
apache2	Upstream: 04641bc

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.1 · Medium

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Changed
Confidentiality impact	Low
Integrity impact	Low
Availability impact	None

Scores

Parameter	Value
Base score	6.1 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Related Ubuntu Security Notices (USN)

USN-8516-1
Apache HTTP Server vulnerabilities
8 July 2026

USN-8589-1
Apache HTTP Server vulnerabilities
22 July 2026