{"id":"CVE-2026-95155","aliases":["EUVD-2026-102127","GHSA-g67j-pphj-gj4x","UBUNTU-CVE-2026-95155"],"status":"published","title":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and...","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00344,"percentile":0.28274,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-674"],"published":"2026-10-15T00:00:00Z","modified":"2026-10-28T17:46:39Z","affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.2-1","1.9.2-2","1.9.2-3","1.9.2-3+deb8u1build0.14.04.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.2-3","1.9.2-4","1.9.2-5","1.9.2-6","1.9.2-7","1.9.2-7ubuntu0.2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.2-8","1.9.2-9","1.9.13-1~18.04"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.13-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.13-2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.13-2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.13-2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libjackson-json-java","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.13-2"]}],"references":[{"url":"https://github.com/FasterXML/jackson-1","tags":["report"]},{"url":"https://github.com/FasterXML/jackson-1/issues/11","tags":["report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-95155"},{"url":"https://github.com/advisories/GHSA-g67j-pphj-gj4x"},{"url":"https://ubuntu.com/security/CVE-2026-95155","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-95155","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-95155","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","status":"published","published":"2026-10-15T00:00:00Z","modified":"2026-10-15T19:57:53.49Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T14:20:05.830416Z"}],"euvd":[{"id":"EUVD-2026-102127","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","status":"published","published":"2026-10-15T00:00:00Z","modified":"2026-10-15T19:57:53Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T17:00:10.305867Z"}],"ghsa":[{"id":"GHSA-g67j-pphj-gj4x","title":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and...","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","status":"published","published":"2026-10-15T18:32:39Z","modified":"2026-10-15T21:36:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T15:13:49.297576Z"}],"nvd":[{"id":"CVE-2026-95155","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","status":"published","published":"2026-10-15T16:18:24.47Z","modified":"2026-10-16T19:56:15.773Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T14:12:59.751798Z"}],"osv":[{"id":"UBUNTU-CVE-2026-95155","description":"FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.","status":"published","published":"2026-10-15T16:18:00Z","modified":"2026-10-28T17:46:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:57:44.071534Z"}]}}