CVE-2026-72752

{"id": "CVE-2026-72752", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-72752", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-26T17:47:18.784341Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "sep@nlnetlabs.nl", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "sep@nlnetlabs.nl", "affectedData": [{"vendor": "NLnet Labs", "product": "Routinator", "versions": [{"status": "unaffected", "version": "0.15.3", "lessThan": "*", "versionType": "semver"}], "defaultStatus": "affected"}]}], "published": "2026-10-26T18:18:40.427", "references": [{"url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72752.txt", "source": "sep@nlnetlabs.nl"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "sep@nlnetlabs.nl", "description": [{"lang": "en", "value": "CWE-755"}]}], "descriptions": [{"lang": "en", "value": "Routinator runs out of memory when the JSON output is requested many times concurrently. This condition can be triggered maliciously by an attacker by opening a large number of connections to the HTTP server. Additionally Routinator runs into a stack overflow and exits when a payload item with too much metadata is discarded at once.\n\nThis only affects users that make their HTTP or RTR server available to untrusted networks."}], "lastModified": "2026-10-26T18:35:08.450", "sourceIdentifier": "sep@nlnetlabs.nl"}