{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-106806", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-11-02T17:44:51.954Z", "dateReserved": "2026-10-07T00:00:00.000Z", "datePublished": "2026-11-02T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-11-02T17:44:51.954Z"}, "descriptions": [{"lang": "en", "value": "A memory exhaustion issue exists in Open5GS v2.8.0 in the HTTP/2 SBI server. Repeated header names cause previously allocated header strings to be leaked, and HPACK compression allows an unauthenticated remote attacker to trigger tens of thousands of duplicate headers with a small request. Repeated crafted requests can cause persistent heap growth, exhaust process memory, and terminate the affected Open5GS network function, resulting in denial of service."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/open5gs/open5gs/issues/4788"}, {"url": "https://github.com/open5gs/open5gs/commit/76f15375ead1b2db09193458e56640da0a86c255"}, {"url": "https://gist.github.com/hackeryounow/c923fad9de83011004bd7d078b817dc0"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A memory exhaustion issue exists in Open5GS v2.8.0 in the HTTP/2 SBI server. Repeated header names cause previously allocated header strings to be leaked, and HPACK compression allows an unauthenticated remote attacker to trigger tens of thousands of duplicate headers with a small request. Repeated crafted requests can cause persistent heap growth, exhaust process memory, and terminate the affected Open5GS network function, resulting in denial of service."}], "id": "CVE-2026-106806", "lastModified": "2026-11-02T19:35:33.347", "metrics": {}, "published": "2026-11-02T18:18:33.970", "references": [{"source": "[email protected]", "url": "https://gist.github.com/hackeryounow/c923fad9de83011004bd7d078b817dc0"}, {"source": "[email protected]", "url": "https://github.com/open5gs/open5gs/commit/76f15375ead1b2db09193458e56640da0a86c255"}, {"source": "[email protected]", "url": "https://github.com/open5gs/open5gs/issues/4788"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Deferred"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.8.0"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "open5gs", "vendor": "open5gs"}], "created": "2026-11-02T19:30:17.371775+00:00", "title": "HTTP/2 Header Injection Causing Heap Exhaustion and Denial of Service in Open5GS", "updated": "2026-11-02T19:30:17.574981+00:00", "vendors": ["open5gs", "open5gs$PRODUCT$open5gs"], "weaknesses": ["CWE-770", "CWE-401"]}