Resource exhaustion in Comrak Project

CVE-2023-28626

comrak is a CommonMark + GFM compatible Markdown parser and renderer written in rust. A range of quadratic parsing issues are present in Comrak. These can be used to craft denial-of-service attacks on services that use Comrak to parse Markdown. This issue has been addressed in version 0.17.0. Users are advised to upgrade. There are no known workarounds for this vulnerability. This issue is also tracked as `GHSL-2023-047`

Vulnerability class: DoS (Denial of Service)

EPSS: 0.011 (62.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-28626?
CVE-2023-28626 is a medium-severity vulnerability in Comrak Project, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2023-03-28.
How severe is CVE-2023-28626?
Medium severity. CVSS v3 base score is 5.3 out of 10.