Bug 2553572 (CVE-2026-88753) - CVE-2026-88753 markdown2: markdown2: Denial of Service via crafted Markdown document
Summary: CVE-2026-88753 markdown2: markdown2: Denial of Service via crafted Markdown d...
Keywords:
Status: NEW
Alias: CVE-2026-88753
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-10-15 15:46 UTC by OSIDB Bzimport
Modified: 2026-10-15 15:58 UTC (History)
15 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-10-15 15:46:02 UTC 
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.
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