CVE-2026-34475
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.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 5.4
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- EPSS probability
- 0.20%
- CWE
- CWE-180
- Published
- 2026-03-27
- Last modified
- 2026-03-27
Affected products
- varnish-software Varnish Cache
- varnish-software Varnish Cache
Weakness type
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