Varnish-software Varnish Cache

5 CVEs affecting Varnish-software Varnish Cache. Latest disclosed: 2026-04-12. Critical: 0, High: 0.

Top CVEs affecting Varnish-software Varnish Cache
CVESeverityScorePublishedSummary
CVE-2026-34475Medium5.42026-03-27Varnish 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, poten…
CVE-2025-47905Medium5.42025-05-13Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product inc…
CVE-2025-30346Medium5.42025-03-21Varnish Cache before 7.6.2 and Varnish Enterprise before 6.0.13r10 allow client-side desync via HTTP/1 requests.
CVE-2026-40396Medium4.02026-04-12Varnish Cache 9 before 9.0.1 allows a "workspace overflow" denial of service (daemon panic) after timeout_linger. A malicious client could send an HTTP/1 reque…
CVE-2026-40394Medium4.02026-04-12Varnish Cache 9 before 9.0.1 and Varnish Enterprise before 6.0.16r11 allows a "workspace overflow" denial of service (daemon panic) for certain amounts of pref…