Upstream information

CVE-2026-34475 at MITRE

Description

Varnish Cache before 8.0.1 and Varnish Enterprise before 6.0.16r12, in certain unchecked req.url scenarios, mishandle URLs with a path of / for HTTP/1.1, potentially leading to cache poisoning or authentication bypass.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (MITRE) National Vulnerability Database SUSE
Base Score 5.4 9.8 5.4
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector Network Network Network
Attack Complexity High Low High
Privileges Required None None None
User Interaction None None None
Scope Changed Unchanged Changed
Confidentiality Impact Low High Low
Integrity Impact Low High Low
Availability Impact None High None
CVSSv3 Version 3.1 3.1 3.1
SUSE Bugzilla entry: 1261356 [NEW]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Fri Mar 27 22:00:45 2026
CVE page last modified: Thu Apr 23 22:53:10 2026