CVE-2023-22486 describes a polynomial time complexity vulnerability in cmark-gfm, GitHub's CommonMark parsing library, affecting versions prior to 0.29.0.gfm.7. This flaw, residing in the handle_close_bracket function, can lead to unbounded resource exhaustion and a denial of service (DoS) condition. With a CVSS score of 7.5 (High), this vulnerability is remotely exploitable with low attack complexity, requiring no user interaction or privileges, and its primary impact is high availability loss. Currently, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.29.0.gfm.7CPE matchmatch criteria | cpe:2.3:a:github:cmark-gfm:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
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.