{"api_version":"1","generated_at":"2026-10-27T11:34:15+00:00","cve":"CVE-2026-72753","urls":{"html":"https://cve.report/CVE-2026-72753","api":"https://cve.report/api/cve/CVE-2026-72753.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-72753","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-72753"},"summary":{"title":"Routinator incorrectly handles delta updates","description":"When Routinator encounters an RRDP notification file with gaps in the delta entries, it is still accepted and parsed, potentially leading to missing data. If it encounters too many delta entries it may run out of memory.","state":"PUBLISHED","assigner":"NLnet Labs","published_at":"2026-10-26 18:18:40","updated_at":"2026-10-26 18:35:08"},"problem_types":["CWE-755","CWE-755 CWE-755 Improper Handling of Exceptional Conditions"],"metrics":[{"version":"3.1","source":"sep@nlnetlabs.nl","type":"Secondary","score":"8.2","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.2","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","data":{"baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","version":"3.1"}}],"references":[{"url":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72753.txt","name":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72753.txt","refsource":"sep@nlnetlabs.nl","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-72753","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72753","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"NLnet Labs","product":"Routinator","version":"unaffected 0.15.3 * semver","platforms":[]}],"timeline":[{"source":"CNA","time":"2026-05-29T00:00:00.000Z","lang":"en","value":"Issue reported by Qifan Zhang"},{"source":"CNA","time":"2026-06-26T00:00:00.000Z","lang":"en","value":"Issue reported by Xin Wang"},{"source":"CNA","time":"2026-10-26T00:00:00.000Z","lang":"en","value":"Fixes released"}],"solutions":[{"source":"CNA","title":"","value":"This issue is fixed in 0.15.3 and all later versions.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Qifan Zhang, Palo Alto Networks","lang":"en"},{"source":"CNA","value":"Xin Wang and Jiajia Liu, Northwestern Polytechnical University","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-72753","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-10-26T17:47:09.649259Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-10-26T17:57:34.197Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"affected","product":"Routinator","vendor":"NLnet Labs","versions":[{"lessThan":"*","status":"unaffected","version":"0.15.3","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Qifan Zhang, Palo Alto Networks"},{"lang":"en","type":"finder","value":"Xin Wang and Jiajia Liu, Northwestern Polytechnical University"}],"datePublic":"2026-10-26T00:00:00.000Z","descriptions":[{"lang":"en","value":"When Routinator encounters an RRDP notification file with gaps in the delta entries, it is still accepted and parsed, potentially leading to missing data. If it encounters too many delta entries it may run out of memory."}],"metrics":[{"cvssV3_1":{"baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-755","description":"CWE-755 Improper Handling of Exceptional Conditions","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-26T17:06:25.709Z","orgId":"206fc3a0-e175-490b-9eaa-a5738056c9f6","shortName":"NLnet Labs"},"references":[{"tags":["vendor-advisory"],"url":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72753.txt"}],"solutions":[{"lang":"en","value":"This issue is fixed in 0.15.3 and all later versions."}],"timeline":[{"lang":"en","time":"2026-05-29T00:00:00.000Z","value":"Issue reported by Qifan Zhang"},{"lang":"en","time":"2026-06-26T00:00:00.000Z","value":"Issue reported by Xin Wang"},{"lang":"en","time":"2026-10-26T00:00:00.000Z","value":"Fixes released"}],"title":"Routinator incorrectly handles delta updates","x_generator":{"engine":"cvelib 1.8.0"}}},"cveMetadata":{"assignerOrgId":"206fc3a0-e175-490b-9eaa-a5738056c9f6","assignerShortName":"NLnet Labs","cveId":"CVE-2026-72753","datePublished":"2026-10-26T17:06:25.709Z","dateReserved":"2026-08-10T14:08:41.336Z","dateUpdated":"2026-10-26T17:57:34.197Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-26 18:18:40","lastModifiedDate":"2026-10-26 18:35:08","problem_types":["CWE-755","CWE-755 CWE-755 Improper Handling of Exceptional Conditions"],"metrics":{"cvssMetricV31":[{"source":"sep@nlnetlabs.nl","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-26T17:47:09.649259Z","id":"CVE-2026-72753","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"72753","Ordinal":"1","Title":"Routinator incorrectly handles delta updates","CVE":"CVE-2026-72753","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"72753","Ordinal":"1","NoteData":"When Routinator encounters an RRDP notification file with gaps in the delta entries, it is still accepted and parsed, potentially leading to missing data. If it encounters too many delta entries it may run out of memory.","Type":"Description","Title":"Routinator incorrectly handles delta updates"}]}}}