CVE-2021-27671
MEDIUM6.1EPSS 0.22%XSS in `comrak`
Published: 8/25/2021Modified: 11/8/2023
Description
The [comrak](https://github.com/kivikakk/comrak) we were matching unsafe URL prefixes, such as `data:` or `javascript:` , in a case-sensitive manner. This meant prefixes like `Data:` were untouched.
Affected packages (2)
- crates.io/comrakfrom 0, < 0.9.1
- crates.io/comrak>= 0.0.0-0, < 0.9.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (6)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-27671
- PATCHhttps://crates.io/crates/comrak
- PATCHhttps://github.com/kivikakk/comrak
- WEBhttps://github.com/kivikakk/comrak/commit/b3efbb6e427bcd33bb14db45753ad4fd98e0f5bf
- WEBhttps://github.com/kivikakk/comrak/releases/tag/0.9.1
- WEBhttps://rustsec.org/advisories/RUSTSEC-2021-0026.html