CVE-2026-88753Published
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.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-88753 · Microsoft / collected KEV context
cve-program · CVE-2026-88753
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.