{"schemaVersion":3,"id":"CVE-2026-48042","aliases":[],"status":"published","duplicateOf":null,"title":"Envoy: Stack overflow in destructor of highly nested JSON","description":"Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, destructor of JSON Object results in stack overflow when deeply O(100K) nested objects are present. This vulnerability is fixed in 1.35.11, 1.36.7, 1.37.3, and 1.38.1.","dates":{"published":"2026-06-26T17:29:14.964Z","modified":"2026-06-29T13:27:38.828Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00557,"percentile":0.45698,"severity":"low","asOf":"2026-10-22T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-22T00:00:00.000Z","baselineScore":0.00557},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00557,"percentile":0.45698}],"last30":[{"date":"2026-09-22T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00557,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00557,"percentile":0.45698}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"GITHUB_ENVOYPROXY_ENVOY","name":"Envoy","source":"github","url":"https://github.com/envoyproxy/envoy/issues/7728","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-1124","name":"Excessively Deep Nesting","description":"The code contains a callable or other code grouping in which\n\t\t\t\t\tthe nesting / branching is too deep.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/1124.html"}],"affected":[{"vendor":"envoyproxy","product":"envoy","name":"envoy","label":"envoy","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 1.38.0, < 1.38.1","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.37.0, < 1.37.3","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.36.0, < 1.36.7","noFixRecorded":false,"fixedIn":null},{"text":"< 1.35.11","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.18.0, < 1.35.13","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.36.0, < 1.36.9","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.37.0, < 1.37.5","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.38.0, < 1.38.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 1.38.0, < 1.38.1 | ≥ 1.37.0, < 1.37.3 | ≥ 1.36.0, < 1.36.7 | < 1.35.11 | ≥ 1.18.0, < 1.35.13 | ≥ 1.36.0, < 1.36.9 | ≥ 1.37.0, < 1.37.5 | ≥ 1.38.0, < 1.38.3","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"envoy","label":"Envoy","category":"server-app"}},"hubHref":"/vendor/envoyproxy/envoy"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-f24p-rxw2-g6pv","label":"github.com/envoyproxy/envoy/security/advisories/GHSA-f24p-rxw2-g6pv","hostname":"github.com","tags":["X Refsource CONFIRM","Exploit","Vendor Advisory"]},{"url":"https://github.com/envoyproxy/envoy/blob/099a9d71ebfd8aa9f823e1738b34138cb634a07b/source/common/json/json_loader.h#L21","label":"github.com/envoyproxy/…","hostname":"github.com","tags":["X Refsource MISC","Product"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2026:11141-1"],"duplicates":[],"related":["OPENSUSE-SU-2026:11141-1"]},"timeline":[{"kind":"published","date":"2026-06-26T17:29:14.964Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-29T13:27:38.828Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":40,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T21:47:12.878Z","stale":false,"partial":false}}