{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-48131", "assignerOrgId": "897c38be-0345-43cd-b6cf-fe179e0c4f45", "state": "PUBLISHED", "assignerShortName": "checkpoint", "dateReserved": "2026-05-20T19:29:00.635Z", "datePublished": "2026-05-26T12:56:08.817Z", "dateUpdated": "2026-05-26T14:15:50.325Z"}, "containers": {"cna": {"affected": [{"product": "Quantum Security Gateway", "vendor": "checkpoint", "versions": [{"status": "affected", "version": "R82.10 with Jumbo Hotfix Take 6 or below"}, {"status": "affected", "version": "R82 with Jumbo Hotfix Take 91 or below"}, {"status": "affected", "version": "R81.20 with Jumbo Hotfix Take 127 or below"}, {"status": "affected", "version": "All releases from R81.10 and below"}]}], "title": "VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via Sequence Number Zero", "descriptions": [{"lang": "en", "value": "The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service (temporary disruption of VPN-related functionality)."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "CWE-122: Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "897c38be-0345-43cd-b6cf-fe179e0c4f45", "shortName": "checkpoint", "dateUpdated": "2026-05-26T14:15:50.325Z"}, "references": [{"url": "https://support.checkpoint.com/results/sk/sk184981"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service (temporary disruption of VPN-related functionality)."}], "id": "CVE-2026-48131", "lastModified": "2026-05-26T14:16:38.407", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "cve@checkpoint.com", "type": "Secondary"}]}, "published": "2026-05-26T14:16:38.407", "references": [{"source": "cve@checkpoint.com", "url": "https://support.checkpoint.com/results/sk/sk184981"}], "sourceIdentifier": "cve@checkpoint.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "cve@checkpoint.com", "type": "Secondary"}]}

{}

{}