CVE-2021-21278 Information

Description

RSSHub is an open source easy to use and extensible RSS feed generator. In RSSHub before version 7f1c430 (non-semantic versioning) there is a risk of code injection. Some routes use eval or Function constructor which may be injected by the target site with unsafe code causing server-side security issues The fix in version 7f1c430 is to temporarily remove the problematic route and added a no-new-func rule to eslint.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.npmjs.com/package/rsshub https://github.com/DIYgod/RSSHub/security/advisories/GHSA-pgjj-866w-fc5c https://github.com/DIYgod/RSSHub/commit/7f1c43094e8a82e4d8f036ff7d42568fed00699d

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8