{"schema_version":"1.7.2","id":"OESA-2026-2677","modified":"2026-06-12T12:28:32Z","published":"2026-06-12T12:28:32Z","upstream":["CVE-2026-34475"],"summary":"varnish security update","details":"This is Varnish Cache, a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Varnish Cache is really, really fast. It typically speeds up delivery with a factor of 300 - 1000x, depending on your architecture.\r\n\r\nSecurity Fix(es):\n\nVarnish 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.(CVE-2026-34475)","affected":[{"package":{"ecosystem":"openEuler:24.03-LTS-SP3","name":"varnish","purl":"pkg:rpm/openEuler/varnish&distro=openEuler-24.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4.3-5.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["varnish-7.4.3-5.oe2403sp3.aarch64.rpm","varnish-debuginfo-7.4.3-5.oe2403sp3.aarch64.rpm","varnish-debugsource-7.4.3-5.oe2403sp3.aarch64.rpm","varnish-devel-7.4.3-5.oe2403sp3.aarch64.rpm"],"noarch":["varnish-help-7.4.3-5.oe2403sp3.noarch.rpm"],"src":["varnish-7.4.3-5.oe2403sp3.src.rpm"],"x86_64":["varnish-7.4.3-5.oe2403sp3.x86_64.rpm","varnish-debuginfo-7.4.3-5.oe2403sp3.x86_64.rpm","varnish-debugsource-7.4.3-5.oe2403sp3.x86_64.rpm","varnish-devel-7.4.3-5.oe2403sp3.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"varnish","purl":"pkg:rpm/openEuler/varnish&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4.3-5.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["varnish-7.4.3-5.oe2003sp4.aarch64.rpm","varnish-debuginfo-7.4.3-5.oe2003sp4.aarch64.rpm","varnish-debugsource-7.4.3-5.oe2003sp4.aarch64.rpm","varnish-devel-7.4.3-5.oe2003sp4.aarch64.rpm"],"noarch":["varnish-help-7.4.3-5.oe2003sp4.noarch.rpm"],"src":["varnish-7.4.3-5.oe2003sp4.src.rpm"],"x86_64":["varnish-7.4.3-5.oe2003sp4.x86_64.rpm","varnish-debuginfo-7.4.3-5.oe2003sp4.x86_64.rpm","varnish-debugsource-7.4.3-5.oe2003sp4.x86_64.rpm","varnish-devel-7.4.3-5.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS-SP4","name":"varnish","purl":"pkg:rpm/openEuler/varnish&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4.3-5.oe2203sp4"}]}],"ecosystem_specific":{"aarch64":["varnish-7.4.3-5.oe2203sp4.aarch64.rpm","varnish-debuginfo-7.4.3-5.oe2203sp4.aarch64.rpm","varnish-debugsource-7.4.3-5.oe2203sp4.aarch64.rpm","varnish-devel-7.4.3-5.oe2203sp4.aarch64.rpm"],"noarch":["varnish-help-7.4.3-5.oe2203sp4.noarch.rpm"],"src":["varnish-7.4.3-5.oe2203sp4.src.rpm"],"x86_64":["varnish-7.4.3-5.oe2203sp4.x86_64.rpm","varnish-debuginfo-7.4.3-5.oe2203sp4.x86_64.rpm","varnish-debugsource-7.4.3-5.oe2203sp4.x86_64.rpm","varnish-devel-7.4.3-5.oe2203sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP1","name":"varnish","purl":"pkg:rpm/openEuler/varnish&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4.3-5.oe2403sp1"}]}],"ecosystem_specific":{"aarch64":["varnish-7.4.3-5.oe2403sp1.aarch64.rpm","varnish-debuginfo-7.4.3-5.oe2403sp1.aarch64.rpm","varnish-debugsource-7.4.3-5.oe2403sp1.aarch64.rpm","varnish-devel-7.4.3-5.oe2403sp1.aarch64.rpm"],"noarch":["varnish-help-7.4.3-5.oe2403sp1.noarch.rpm"],"src":["varnish-7.4.3-5.oe2403sp1.src.rpm"],"x86_64":["varnish-7.4.3-5.oe2403sp1.x86_64.rpm","varnish-debuginfo-7.4.3-5.oe2403sp1.x86_64.rpm","varnish-debugsource-7.4.3-5.oe2403sp1.x86_64.rpm","varnish-devel-7.4.3-5.oe2403sp1.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2677"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34475"}],"database_specific":{"severity":"Critical"}}