High severityNVD Advisory· Published Feb 22, 2023· Updated Mar 11, 2025
markdown-it-py CLI crash on invalid UTF-8 characters
CVE-2023-26302
Description
Denial of service could be caused to the command line interface of markdown-it-py, before v2.2.0, if an attacker was allowed to use invalid UTF-8 characters as input.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
markdown-it-pyPyPI | < 2.2.0 | 2.2.0 |
Affected products
2- Executable Books/markdown-it-pyv5Range: 0
Patches
Vulnerability mechanics
References
6- github.com/executablebooks/markdown-it-py/commit/53ca3e9c2b9e9b295f6abf7f4ad2730a9b70f68cghsapatchWEB
- github.com/advisories/GHSA-jrwr-5x3p-hvc3ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-26302ghsaADVISORY
- github.com/executablebooks/markdown-it-py/pull/247ghsaWEB
- github.com/executablebooks/markdown-it-py/releases/tag/v2.2.0ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/markdown-it-py/PYSEC-2023-23.yamlghsaWEB
News mentions
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