CVE-2026-34475
5.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| varnish-software | Varnish Cache | 0 < 6.0.17 LTS | affected |
| varnish-software | Varnish Cache | 7.0.0 < 8.0.1 | affected |
Weaknesses
- CWE-180: CWE-180 Incorrect Behavior Order: Validate Before Canonicalize
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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