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CVE-2023-26303

Good to know:

Date: February 22, 2023

Denial of service could be caused to markdown-it-py, before v2.2.0, if an attacker was allowed to force null assertions with specially crafted input.

Language: Python

Severity Score

3.3

Related Resources (7)

Url: https://github.com/executablebooks/markdown-it-py/pull/246

Url: https://github.com/executablebooks/markdown-it-py/commit/ae03c6107dfa18e648f6fdd1280f5b89092d5d49

Url: https://github.com/executablebooks/markdown-it-py

Url: https://github.com/pypa/advisory-database/tree/main/vulns/markdown-it-py/PYSEC-2023-24.yaml

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-26303

Url: https://github.com/executablebooks/markdown-it-py/commit/53ca3e9c2b9e9b295f6abf7f4ad2730a9b70f68c

Url: https://www.mend.io/vulnerability-database/CVE-2023-26303

Severity Score

3.3

Weakness Type (CWE)

Improper Handling of Alternate Encoding

CWE-173

Top Fix

Upgrade Version

Upgrade to version markdown-it-py - 2.2.0

CVSS v3.1

Base Score:	3.3
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	LOW

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