h3 before 2.0.1-rc.18 Denial of Service via Unbounded Chunked Cookie

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-86250 · Microsoft / collected KEV context

EUVD-2026-72106

GHSA-fg72-q65g-wm5w

GHSA-q5pr-72pq-83v3

cve-program · CVE-2026-86250

• https://github.com/h3js/h3/security/advisories/GHSA-q5pr-72pq-83v3
• https://www.vulncheck.com/advisories/h3-before-2.0.1-rc.18-denial-of-service-via-unbounded-chunked-cookie

euvd · EUVD-2026-72106

• https://github.com/h3js/h3/security/advisories/GHSA-q5pr-72pq-83v3
• https://www.vulncheck.com/advisories/h3-before-2.0.1-rc.18-denial-of-service-via-unbounded-chunked-cookie

nvd · CVE-2026-86250

• https://github.com/h3js/h3/security/advisories/GHSA-q5pr-72pq-83v3
• https://www.vulncheck.com/advisories/h3-before-2.0.1-rc.18-denial-of-service-via-unbounded-chunked-cookie

osv · GHSA-fg72-q65g-wm5w

• https://github.com/h3js/h3/security/advisories/GHSA-q5pr-72pq-83v3
• https://nvd.nist.gov/vuln/detail/CVE-2026-86250
• https://www.vulncheck.com/advisories/h3-before-2.0.1-rc.18-denial-of-service-via-unbounded-chunked-cookie

osv · GHSA-q5pr-72pq-83v3

• https://github.com/h3js/h3/security/advisories/GHSA-q5pr-72pq-83v3
• https://nvd.nist.gov/vuln/detail/CVE-2026-86250
• https://github.com/h3js/h3/commit/399257cb406fbeda313d88c1e288a15124fc82af
• https://github.com/h3js/h3
• https://github.com/h3js/h3/releases/tag/v2.0.1-rc.18
• https://www.vulncheck.com/advisories/h3-before-2.0.1-rc.18-denial-of-service-via-unbounded-chunked-cookie

No related operational record is retained in the current change model.