XSS in Vfairs
CVE-2020-26680
In vFairs 3.3, any user logged in to a vFairs virtual conference or event can modify any other users profile information to include a cross-site scripting payload. The user data stored by the database includes HTML tags that are intentionally rendered out onto the page, and this can be abused to perform XSS attacks.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (37.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Vfairs — versions 3.3
Weakness classification (CWE)
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- www.huntress.com/blog/zero-day-vulnerabilities-in-popular-event-management-plat… (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-26680?
- CVE-2020-26680 is a medium-severity vulnerability in Vfairs, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-05-26.
- How severe is CVE-2020-26680?
- Medium severity. CVSS v3 base score is 5.4 out of 10.