#VU49262 Cross-site scripting in mdBook - CVE-2020-26297
Published: January 4, 2021 / Updated: January 5, 2021
Vulnerability identifier: #VU49262
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-26297
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
mdBook
mdBook
Software vendor:
The Rust Programming Language
The Rust Programming Language
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the the search feature. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install updates from vendor's website.
External links
- https://crates.io/crates/mdbook
- https://github.com/rust-lang/mdBook/blob/master/CHANGELOG.md#mdbook-045
- https://github.com/rust-lang/mdBook/commit/32abeef088e98327ca0dfccdad92e84afa9d2e9b
- https://github.com/rust-lang/mdBook/security/advisories/GHSA-gx5w-rrhp-f436
- https://groups.google.com/g/rustlang-security-announcements/c/3-sO6of29O0