A AegiFlow
HIGHCVSS 7.5

CVE-2026-88753

CVE-2026-88753 updated by NVD

Modified
2026-10-21
Sources
nvd

Summary

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.

References

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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