{"schema_version":1,"title":"google.golang.org/grpc (Go) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 10 vulnerabilities in google.golang.org/grpc (Go): 0 in the last 7 days and 6 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-84445, was published on 14 September 2026.","url":"https://junglewise.ai/threats/technologies/google-golang-org-grpc","json_url":"https://junglewise.ai/threats/technologies/google-golang-org-grpc.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/google-golang-org-grpc","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":3,"all_time":10,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":3,"last_90_days":6,"last_365_days":7},"latest":[{"cve":"CVE-2026-84445","epss":0.0064,"slug":"cve-2026-84445-grpc-go-xds-server-denial-of-service-via-missing-headers","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.82.2 and 1.83.2, servers created with xds.NewGRPCServer() allow internal/trans","severity":"high","exploited":false,"published_at":"2026-09-14T17:17:51.743+00:00","url":"https://junglewise.ai/threats/cve-2026-84445-grpc-go-xds-server-denial-of-service-via-missing-headers"},{"cve":"CVE-2026-84304","cvss":4,"epss":0.0061,"slug":"cve-2026-84304-grpc-go-heap-memory-exhaustion-via-http-2-data-frame","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, internal/transport/transport.go stores each fragmented HTTP/2 DATA frame","severity":"high","exploited":false,"published_at":"2026-09-01T19:17:30.743+00:00","url":"https://junglewise.ai/threats/cve-2026-84304-grpc-go-heap-memory-exhaustion-via-http-2-data-frame"},{"cve":"CVE-2026-84303","cvss":4,"epss":0.0031,"slug":"cve-2026-84303-grpc-go-xds-rbac-http-filter-bypass-via-case-sensitive-header","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does no","severity":"medium","exploited":false,"published_at":"2026-09-01T19:17:30.6+00:00","url":"https://junglewise.ai/threats/cve-2026-84303-grpc-go-xds-rbac-http-filter-bypass-via-case-sensitive-header"},{"slug":"go-2026-6061-vulnerabilities-in-the-xds-rbac-authorization-engine-and-2c07d92a","title":"GO-2026-6061 - Vulnerabilities in the xDS RBAC authorization engine and the HTTP/2 transport server implementation in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2026-07-27T15:30:50+00:00","url":"https://junglewise.ai/threats/go-2026-6061-vulnerabilities-in-the-xds-rbac-authorization-engine-and-2c07d92a"},{"cvss":4,"slug":"grpc-go-xds-rbac-and-http-2-vulnerabilities-03bf9b78","title":"gRPC-Go: xDS RBAC and HTTP/2 Vulnerabilities","severity":"medium","exploited":false,"published_at":"2026-07-21T22:03:55+00:00","url":"https://junglewise.ai/threats/grpc-go-xds-rbac-and-http-2-vulnerabilities-03bf9b78"},{"cvss":8.8,"slug":"grpc-go-auth-bypass-and-dos-in-xds-rbac-and-http-2-transport-878951d5","title":"gRPC-Go auth bypass and DoS in xDS RBAC and HTTP/2 transport","severity":"high","exploited":false,"published_at":"2026-07-21T22:03:55+00:00","url":"https://junglewise.ai/threats/grpc-go-auth-bypass-and-dos-in-xds-rbac-and-http-2-transport-878951d5"},{"cve":"CVE-2026-33186","cvss":9.1,"epss":0.0163,"slug":"cve-2026-33186-grpc-grpc-go-authorization-bypass-in-http-2-path-validation","title":"gRPC gRPC-Go authorization bypass in HTTP/2 path validation","severity":"critical","exploited":false,"published_at":"2026-03-20T23:16:45.18+00:00","url":"https://junglewise.ai/threats/cve-2026-33186-grpc-grpc-go-authorization-bypass-in-http-2-path-validation"},{"slug":"go-2024-2978-private-tokens-could-appear-in-logs-if-context-containing-38bbf955","title":"GO-2024-2978 - Private tokens could appear in logs if context containing gRPC metadata is logged in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2024-07-09T16:55:06+00:00","url":"https://junglewise.ai/threats/go-2024-2978-private-tokens-could-appear-in-logs-if-context-containing-38bbf955"},{"slug":"private-tokens-could-appear-in-logs-if-context-containing-grpc-metadata-75134670","title":"Private tokens could appear in logs if context containing gRPC metadata is logged in github.com/grpc/grpc-go","severity":"info","exploited":false,"published_at":"2024-07-05T20:07:01+00:00","url":"https://junglewise.ai/threats/private-tokens-could-appear-in-logs-if-context-containing-grpc-metadata-75134670"},{"slug":"go-2023-2153-denial-of-service-from-http-2-rapid-reset-in-google-golang-25019841","title":"GO-2023-2153 - Denial of service from HTTP/2 Rapid Reset in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2023-11-01T22:39:27+00:00","url":"https://junglewise.ai/threats/go-2023-2153-denial-of-service-from-http-2-rapid-reset-in-google-golang-25019841"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"github.com/mattermost/mattermost-server (Go)","slug":"github-com-mattermost-mattermost-server","vulnerabilities":274,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server"},{"name":"github.com/mattermost/mattermost-server/v6 (Go)","slug":"github-com-mattermost-mattermost-server-v6","vulnerabilities":188,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v6"},{"name":"github.com/mattermost/mattermost-server/v5 (Go)","slug":"github-com-mattermost-mattermost-server-v5","vulnerabilities":186,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v5"},{"name":"github.com/mattermost/mattermost/server/v8 (Go)","slug":"github-com-mattermost-mattermost-server-v8","vulnerabilities":182,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v8"},{"name":"stdlib (Go)","slug":"go-stdlib","vulnerabilities":161,"url":"https://junglewise.ai/threats/technologies/go-stdlib"},{"name":"github.com/siyuan-note/siyuan/kernel (Go)","slug":"github-com-siyuan-note-siyuan-kernel","vulnerabilities":158,"url":"https://junglewise.ai/threats/technologies/github-com-siyuan-note-siyuan-kernel"},{"name":"code.gitea.io/gitea (Go)","slug":"code-gitea-io-gitea","vulnerabilities":128,"url":"https://junglewise.ai/threats/technologies/code-gitea-io-gitea"},{"name":"gogs.io/gogs (Go)","slug":"gogs-io-gogs","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/gogs-io-gogs"},{"name":"github.com/traefik/traefik (Go)","slug":"github-com-traefik-traefik","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik"},{"name":"github.com/usememos/memos (Go)","slug":"github-com-usememos-memos","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/github-com-usememos-memos"},{"name":"github.com/traefik/traefik/v2 (Go)","slug":"github-com-traefik-traefik-v2","vulnerabilities":73,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2"},{"name":"github.com/traefik/traefik/v3 (Go)","slug":"github-com-traefik-traefik-v3","vulnerabilities":68,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v3"}],"technology":{"hub":true,"name":"google.golang.org/grpc (Go)","slug":"google-golang-org-grpc","vendor":{"name":"Go","slug":"go","url":"https://junglewise.ai/threats/vendors/go"},"aliases":[],"homepage":"https://grpc.io/","repo_url":"https://github.com/grpc/grpc-go","description":"The Go implementation of gRPC, an open source remote procedure call framework.","url":"https://junglewise.ai/threats/technologies/google-golang-org-grpc"},"most_severe":[{"cve":"CVE-2026-33186","cvss":9.1,"epss":0.0163,"slug":"cve-2026-33186-grpc-grpc-go-authorization-bypass-in-http-2-path-validation","title":"gRPC gRPC-Go authorization bypass in HTTP/2 path validation","severity":"critical","exploited":false,"published_at":"2026-03-20T23:16:45.18+00:00","url":"https://junglewise.ai/threats/cve-2026-33186-grpc-grpc-go-authorization-bypass-in-http-2-path-validation"},{"cvss":8.8,"slug":"grpc-go-auth-bypass-and-dos-in-xds-rbac-and-http-2-transport-878951d5","title":"gRPC-Go auth bypass and DoS in xDS RBAC and HTTP/2 transport","severity":"high","exploited":false,"published_at":"2026-07-21T22:03:55+00:00","url":"https://junglewise.ai/threats/grpc-go-auth-bypass-and-dos-in-xds-rbac-and-http-2-transport-878951d5"},{"cve":"CVE-2026-84304","cvss":4,"epss":0.0061,"slug":"cve-2026-84304-grpc-go-heap-memory-exhaustion-via-http-2-data-frame","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, internal/transport/transport.go stores each fragmented HTTP/2 DATA frame","severity":"high","exploited":false,"published_at":"2026-09-01T19:17:30.743+00:00","url":"https://junglewise.ai/threats/cve-2026-84304-grpc-go-heap-memory-exhaustion-via-http-2-data-frame"},{"cve":"CVE-2026-84445","epss":0.0064,"slug":"cve-2026-84445-grpc-go-xds-server-denial-of-service-via-missing-headers","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.82.2 and 1.83.2, servers created with xds.NewGRPCServer() allow internal/trans","severity":"high","exploited":false,"published_at":"2026-09-14T17:17:51.743+00:00","url":"https://junglewise.ai/threats/cve-2026-84445-grpc-go-xds-server-denial-of-service-via-missing-headers"},{"cve":"CVE-2026-84303","cvss":4,"epss":0.0031,"slug":"cve-2026-84303-grpc-go-xds-rbac-http-filter-bypass-via-case-sensitive-header","title":"gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does no","severity":"medium","exploited":false,"published_at":"2026-09-01T19:17:30.6+00:00","url":"https://junglewise.ai/threats/cve-2026-84303-grpc-go-xds-rbac-http-filter-bypass-via-case-sensitive-header"},{"cvss":4,"slug":"grpc-go-xds-rbac-and-http-2-vulnerabilities-03bf9b78","title":"gRPC-Go: xDS RBAC and HTTP/2 Vulnerabilities","severity":"medium","exploited":false,"published_at":"2026-07-21T22:03:55+00:00","url":"https://junglewise.ai/threats/grpc-go-xds-rbac-and-http-2-vulnerabilities-03bf9b78"},{"slug":"go-2026-6061-vulnerabilities-in-the-xds-rbac-authorization-engine-and-2c07d92a","title":"GO-2026-6061 - Vulnerabilities in the xDS RBAC authorization engine and the HTTP/2 transport server implementation in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2026-07-27T15:30:50+00:00","url":"https://junglewise.ai/threats/go-2026-6061-vulnerabilities-in-the-xds-rbac-authorization-engine-and-2c07d92a"},{"slug":"go-2024-2978-private-tokens-could-appear-in-logs-if-context-containing-38bbf955","title":"GO-2024-2978 - Private tokens could appear in logs if context containing gRPC metadata is logged in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2024-07-09T16:55:06+00:00","url":"https://junglewise.ai/threats/go-2024-2978-private-tokens-could-appear-in-logs-if-context-containing-38bbf955"},{"slug":"private-tokens-could-appear-in-logs-if-context-containing-grpc-metadata-75134670","title":"Private tokens could appear in logs if context containing gRPC metadata is logged in github.com/grpc/grpc-go","severity":"info","exploited":false,"published_at":"2024-07-05T20:07:01+00:00","url":"https://junglewise.ai/threats/private-tokens-could-appear-in-logs-if-context-containing-grpc-metadata-75134670"},{"slug":"go-2023-2153-denial-of-service-from-http-2-rapid-reset-in-google-golang-25019841","title":"GO-2023-2153 - Denial of service from HTTP/2 Rapid Reset in google.golang.org/grpc","severity":"info","exploited":false,"published_at":"2023-11-01T22:39:27+00:00","url":"https://junglewise.ai/threats/go-2023-2153-denial-of-service-from-http-2-rapid-reset-in-google-golang-25019841"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}