{"id":"CVE-2026-95393","title":"CSN.1 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service","summary":"CSN.1 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-122"],"vendor":"wireshark","product":"wireshark","affected":["wireshark >= 4.4.0, < 4.4.19","wireshark >= 4.6.0, < 4.6.9"],"patched":["wireshark 4.6.9"],"published":"2026-09-29","updated":"2026-10-08","sourceUpdated":"2026-10-08T01:32:55.663","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-95393","references":[{"url":"https://gitlab.com/wireshark/wireshark/-/work_items/21510","label":"cve@gitlab.com"},{"url":"https://www.wireshark.org/security/wnpa-sec-2026-99.html","label":"cve@gitlab.com"},{"url":"https://gitlab.com/wireshark/wireshark/-/work_items/21510","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00131,"epssPercentile":0.02699,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-29T15:46:53.215496Z"},"ingestedAt":"2026-09-29T10:31:36.318Z","slug":"CVE-2026-95393","body":"## Overview\n\nCSN.1 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service\n\n## Affected\n\n- `wireshark >= 4.4.0, < 4.4.19`\n- `wireshark >= 4.6.0, < 4.6.9`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `wireshark 4.6.9`","depth":"twilight","depthScore":38,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":212754,"id":"CVE-2026-95393","ts":1790700037743,"field":"exploit_available","old":"false","new":"true"}]}