Comrak
CVE-2021-38186
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
An issue was discovered in the comrak crate before 0.10.1 for Rust. It mishandles & characters, leading to XSS via &
HTML entities.
AnalysisAI
An issue was discovered in the comrak crate before 0.10.1 for Rust. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. An issue was discovered in the comrak crate before 0.10.1 for Rust. It mishandles & characters, leading to XSS via &
HTML entities. Affected products include: Comrak Project Comrak. Version information: before 0.10.1.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
comrak is a CommonMark + GFM compatible Markdown parser and renderer written in rust. Rated critical severity (CVSS 9.8)
comrak is a CommonMark + GFM compatible Markdown parser and renderer written in rust. Rated high severity (CVSS 7.5), th
An issue was discovered in the comrak crate before 0.9.1 for Rust. Rated medium severity (CVSS 6.1), this vulnerability
Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
Leaving vuln.today