{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86303","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-09-06T16:49:26.072Z","datePublished":"2026-09-07T12:15:08.941Z","dateUpdated":"2026-09-08T12:57:36.447Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-09-07T12:15:08.941Z"},"title":"92181 markdown md.c lds out-of-bounds","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-125","lang":"en","description":"Out-of-Bounds Read"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"92181","product":"markdown","versions":[{"version":"058cab0cb7fb245a0ccc6b8446963ff8d573558f","status":"affected"}],"cpes":["cpe:2.3:a:92181:markdown:*:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"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 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."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":7.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:OF/RC:C"}}],"timeline":[{"time":"2026-09-06T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-06T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-06T18:54:36.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"lrrh (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/vuln/399467","name":"VDB-399467 | 92181 markdown md.c lds out-of-bounds","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/399467/cti","name":"VDB-399467 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-86303","name":"CVE-2026-86303 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/907499","name":"Submit #907499 | github markdown commit 0d1eafb484f4766316a5391e162b4c96dc76513f Out-of-Bounds Read","tags":["third-party-advisory"]},{"url":"https://github.com/92181/markdown/issues/1","tags":["issue-tracking"]},{"url":"https://github.com/92181/markdown/pull/2","tags":["issue-tracking","patch"]},{"url":"https://github.com/92181/markdown/commit/c000d2f9cf390c315378d3717cf20911cf3e80a6","tags":["patch"]},{"url":"https://github.com/92181/markdown/","tags":["product"]}],"tags":["x_open-source"],"x_generator":["VulDB PVTS v202609"]},"adp":[{"references":[{"url":"https://github.com/92181/markdown/issues/1","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T12:57:16.939381Z","id":"CVE-2026-86303","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-08T12:57:36.447Z"}}]}}