{"id":"CVE-2026-88753","published":"2026-10-15T16:18:22.887","lastModified":"2026-10-16T19:56:15.773","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.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://gist.github.com/NanaSec/354b4188bbd7f4105008c7b8be49b0ba","tags":[]}],"exploitRefs":[{"url":"https://gist.github.com/NanaSec/354b4188bbd7f4105008c7b8be49b0ba","tags":[]}],"hasPoc":true,"ai":null}