{"id":"CLEANSTART-2026-NF66444","summary":"HTTP/2 server can refund connection-level flow control twice for the same data: Once when a client resets a stream (refunding data for any sent-but-unread portion of the stream), and again when a r...","details":"CVE-2026-78663 affects multiple packages. The HTTP/2 server can refund connection-level flow control twice for the same data: Once when a client resets a stream (refunding data for any sent-but-unread portion of the stream), and again when a request handler reads the buffered data. See references for individual vulnerability details.","modified":"2026-10-21T01:15:10.091352355Z","published":"2026-10-20T00:39:24.015546Z","upstream":["CVE-2026-78663"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-NF66444.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-78663"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78663"}],"affected":[{"package":{"name":"velero","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/velero"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-r16"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"gatekeeper-fips","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/gatekeeper-fips"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.22.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.1-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"prometheus","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/prometheus"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.14.0-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"stakater-reloader","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/stakater-reloader"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.20-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-r14"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-r14"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"prometheus","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/prometheus"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.3-r10"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.4-r15"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"vault","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/vault?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.4-r15"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"loki","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/loki?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.6-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"loki","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/loki?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.6-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-NF66444.json"}},{"package":{"name":"loki","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/loki?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduc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