{"id":"CVE-2026-101955","title":"A Stack-based Buffer Overflow vulnerability in the UTM Anti-Spam SBL of Juniper Networks Junos OS on SRX series allows an unauthenticated remote attacker to cause arbitrary code execution or a denial of service via a injected malformed D…","summary":"A Stack-based Buffer Overflow vulnerability in the UTM Anti-Spam SBL of Juniper Networks Junos OS on SRX series allows an unauthenticated remote attacker to cause arbitrary code execution or a denial of service via a injected malformed D…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-121"],"published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T17:17:48.200","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-101955","references":[{"url":"https://supportportal.juniper.net/JSA112186","label":"sirt@juniper.net"}],"tags":["nvd"],"ingestedAt":"2026-10-14T17:44:53.631Z","slug":"CVE-2026-101955","body":"## Overview\n\nA Stack-based Buffer Overflow vulnerability in the UTM Anti-Spam SBL of Juniper Networks Junos OS on SRX series allows an unauthenticated remote attacker to cause arbitrary code execution or a denial of service via a injected malformed DNS packet when Anti-Spam SBL inspection is enabled.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}