CVE-2021-34364
MEDIUMCVSS 6.1/10EPSS 0.69%
Last modified
CVE-2021-34364 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Refined GitHub browser extension before 21.6.8 might allow XSS via a link in a document. NOTE: github.com sends Content-Security-Policy headers to, in general, address XSS and other concerns.. EPSS estimates a 0.69% chance of exploitation in the next 30 days.
Description
The Refined GitHub browser extension before 21.6.8 might allow XSS via a link in a document. NOTE: github.com sends Content-Security-Policy headers to, in general, address XSS and other concerns.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Refined-Github Project | Refined-Github | < 21.6.8 |
References
- https://github.com/sindresorhus/refined-github/releases/tag/21.6.8Release Notes, Third Party Advisory
- https://vuln.ryotak.me/advisories/47Third Party Advisory
- https://github.com/sindresorhus/refined-github/releases/tag/21.6.8Release Notes, Third Party Advisory
- https://vuln.ryotak.me/advisories/47Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34364?
The Refined GitHub browser extension before 21.6.8 might allow XSS via a link in a document. NOTE: github.com sends Content-Security-Policy headers to, in general, address XSS and other concerns.
How severe is CVE-2021-34364?
CVE-2021-34364 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34364?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-34364?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST