CVE-2020-25821 describes a NULL pointer dereference vulnerability in peg-markdown version 0.4.14, specifically within the process_raw_blocks function in markdown_lib.c. This flaw, rated as High severity (CVSS 7.5), could lead to a denial of service (availability impact) due to an unauthenticated, low-complexity network attack. While the vulnerability is present in an unsupported product, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding it.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.4.14CPE matchmatch criteria | cpe:2.3:a:peg-markdown_project:peg-markdown:0.4.14:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.