{"id":"CVE-2026-86303","title":"A vulnerability was determined in 92181 markdown up to 058cab0cb7fb245a0ccc6b8446963ff8d573558f","summary":"A vulnerability was determined in 92181 markdown up to 058cab0cb7fb245a0ccc6b8446963ff8d573558f. Affected by this issue is the function lds of the file md.c. Executing a manipulation can lead to out-of-bounds read. The attack can be exec…","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-119","CWE-125"],"vendor":"92181","product":"markdown","affected":["markdown 058cab0cb7fb245a0ccc6b8446963ff8d573558f"],"published":"2026-09-07","updated":"2026-09-08","sourceUpdated":"2026-09-08T13:17:28.893","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86303","references":[{"url":"https://github.com/92181/markdown/","label":"cna@vuldb.com"},{"url":"https://github.com/92181/markdown/commit/c000d2f9cf390c315378d3717cf20911cf3e80a6","label":"cna@vuldb.com"},{"url":"https://github.com/92181/markdown/issues/1","label":"cna@vuldb.com"},{"url":"https://github.com/92181/markdown/pull/2","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-86303","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/907499","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/399467","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/399467/cti","label":"cna@vuldb.com"},{"url":"https://github.com/92181/markdown/issues/1","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-08T12:57:16.939381Z"},"epss":0.00314,"epssPercentile":0.24559,"ingestedAt":"2026-09-08T15:33:26.977Z","slug":"CVE-2026-86303","body":"## Overview\n\nA vulnerability was determined in 92181 markdown up to 058cab0cb7fb245a0ccc6b8446963ff8d573558f. Affected by this issue is the function lds of the file md.c. Executing a manipulation can lead to out-of-bounds read. The attack can be executed remotely. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. This patch is called c000d2f9cf390c315378d3717cf20911cf3e80a6. A patch should be applied to remediate this issue.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}