{"id":"CVE-2022-29226","aliases":["BIT-envoy-2022-29226","EUVD-2022-33588","GHSA-h45c-2f94-prxh","RHSA-2022:5004"],"status":"published","title":"Trivial authentication bypass in Envoy","description":"Envoy is a cloud-native high-performance proxy. In versions prior to 1.22.1 the OAuth filter implementation does not include a mechanism for validating access tokens, so by design when the HMAC signed cookie is missing a full authentication flow should be triggered. However, the current implementation assumes that access tokens are always validated thus allowing access in the presence of any access token attached to the request. Users are advised to upgrade. There is no known workaround for this issue.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01355,"percentile":0.71814,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-306"],"published":"2022-06-09T19:25:11Z","modified":"2026-10-28T10:28:05Z","fixes":[{"ecosystem":"Bitnami","package":"envoy","fixed_in":["1.22.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"envoy","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.22.1"}]}]},{"source":"osv","ecosystem":"Red Hat:service_mesh:2.1::el8","package":"servicemesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.1.3-1.el8"}]}],"bundled":8},{"source":"osv","ecosystem":"Red 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Advisory","advisory","article"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29226","tags":["web","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/29xxx/CVE-2022-29226.json","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2022:5004","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#critical","tags":["article"]},{"url":"https://docs.openshift.com/container-platform/latest/service_mesh/v2x/servicemesh-release-notes.html","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2053429","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2053532","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2053541","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2088737","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2088738","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2088739","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2088740","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2088819","tags":["report"]},{"url":"https://issues.redhat.com/browse/OSSM-1107","tags":["article"]},{"url":"https://issues.redhat.com/browse/OSSM-1614","tags":["article"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_5004.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-23772","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23772","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23772","tags":["advisory"]},{"url":"https://groups.google.com/g/golang-announce/c/SUsQn0aSgPQ","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-23773","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23773","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23773","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-23806","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23806","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23806","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-29224","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-29224","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29224","tags":["advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-m4j9-86g3-8f49","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-29225","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-29225","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29225","tags":["advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-75hv-2jjj-89hh","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-29226","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-29226","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-29228","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-29228","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29228","tags":["advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-rww6-8h7g-8jf6","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-31045","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-31045","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31045","tags":["advisory"]},{"url":"https://github.com/istio/istio/security/advisories/GHSA-xwx5-5c9g-x68x","tags":["article"]},{"url":"https://istio.io/latest/news/security/istio-security-2022-005/#cve-2022-31045","tags":["article"]}],"sources":{"cve":[{"id":"CVE-2022-29226","title":"Trivial 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