Vulnerability Details : CVE-2023-26303
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.
Vulnerability category: Denial of service
Products affected by CVE-2023-26303
- cpe:2.3:a:executablebooks:markdown-it-py:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-26303
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-26303
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | |
|
3.3
|
LOW | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
1.8
|
1.4
|
Canonical Ltd. |
CWE ids for CVE-2023-26303
-
The product does not properly handle when an input uses an alternate encoding that is valid for the control sphere to which the input is being sent.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- security@ubuntu.com (Secondary)
References for CVE-2023-26303
-
https://github.com/executablebooks/markdown-it-py/commit/ae03c6107dfa18e648f6fdd1280f5b89092d5d49
🐛 FIX: CVE-2023-26303 (#246) · executablebooks/markdown-it-py@ae03c61 · GitHubPatch
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