XSS in Requarks Wiki
CVE-2021-43842
Wiki.js is a wiki app built on Node.js. Wiki.js versions 2.5.257 and earlier are vulnerable to stored cross-site scripting through a SVG file upload. By creating a crafted SVG file, a malicious Wiki.js user may stage a stored cross-site sc…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.007 (49.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Requarks Wiki — versions < 2.5.258 (development), < 2.5.260 (production)
- Requarks Wiki.js
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2021-43842?
- CVE-2021-43842 is a medium-severity vulnerability in Requarks Wiki, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-20.
- How severe is CVE-2021-43842?
- Medium severity. CVSS v3 base score is 5.4 out of 10.