{"id":"CVE-2026-95155","title":"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 J…","summary":"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 J…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-674"],"published":"2026-10-15","updated":"2026-10-16","sourceUpdated":"2026-10-16T19:56:15.773","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-95155","references":[{"url":"https://github.com/FasterXML/jackson-1","label":"cve@mitre.org"},{"url":"https://github.com/FasterXML/jackson-1/issues/11","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"epss":0.00344,"epssPercentile":0.27738,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-15T19:56:17.390997Z"},"ingestedAt":"2026-10-15T16:13:11.630Z","slug":"CVE-2026-95155","body":"## Overview\n\nFasterXML 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":222702,"id":"CVE-2026-95155","ts":1792097054459,"field":"cvss","old":null,"new":"7.5"},{"seq":222701,"id":"CVE-2026-95155","ts":1792097054459,"field":"severity","old":"none","new":"high"}]}