CVE-2023-37463
HIGH7.5EPSS 0.22%Published: 7/13/2023Modified: 4/28/2026
Description
cmark-gfm is an extended version of the C reference implementation of CommonMark, a rationalized version of Markdown syntax with a spec. Three polynomial time complexity issues in cmark-gfm may lead to unbounded resource exhaustion and subsequent denial of service. These vulnerabilities have been patched in 0.29.0.gfm.12.
Affected packages (4)
- Debian/cmark-gfmfrom 0
- Debian/python-cmarkgfmfrom 0
- Debian/r-cran-commonmarkfrom 0
- Debian/ruby-commonmarkerfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |