What is CVE-2020-26677?

CVE-2020-26677 is a high-severity vulnerability in Vfairs, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-05-26.

How severe is CVE-2020-26677?

High severity. CVSS v3 base score is 8.8 out of 10.

SQL Injection in Vfairs

CVE-2020-26677

Any user logged in to a vFairs 3.3 virtual conference or event can perform SQL injection with a malicious query to the API.

Vulnerability class: SQL Injection

Published 2021-05-26 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (57.7th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Vfairs — versions 3.3

Weakness classification (CWE)

CWE-89 — SQL Injection

References

af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
api.vfairs.com/v1/users/ (Broken Link)
www.huntress.com/blog/zero-day-vulnerabilities-in-popular-event-management-plat… (Third Party Advisory)

Frequently asked questions

What is CVE-2020-26677?: CVE-2020-26677 is a high-severity vulnerability in Vfairs, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-05-26.
How severe is CVE-2020-26677?: High severity. CVSS v3 base score is 8.8 out of 10.