{"id":"CVE-2026-88753","revision":"a5cbe1fed7b54916a761f6ed4753441a","records":[{"revision":"a5cbe1fed7b54916a761f6ed4753441a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-88753","aliases":[],"title":"A Regular-Expression Denial of Service (ReDoS) in the Markdown2. extract_metadata() function (lib/markdown2.py) of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service (DoS) via a crafted Markdown document.","description":"A Regular-Expression Denial of Service (ReDoS) in the Markdown2. extract_metadata() function (lib/markdown2.py) of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service (DoS) via a crafted Markdown document.","state":0,"publishedAt":"2026-10-15T00:00:00+00:00","modifiedAt":"2026-10-20T02:32:28.883+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n/a\",\n                    \"product\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"version\": \"n/a\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://gist.github.com/NanaSec/354b4188bbd7f4105008c7b8be49b0ba"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-88753","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-88753","identifiers":["CVE-2026-88753"]},"retained":false,"historicalAffected":[]}],"coverage":[]}