What is CVE-2020-13877?

CVE-2020-13877 is a critical-severity vulnerability in Resourcexpress Meeting Monitor, classified under SQL Injection. CVSS score: 9.8/10. Published 2020-11-12.

How severe is CVE-2020-13877?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Resourcexpress Meeting Monitor

CVE-2020-13877

SQL Injection issues in various ASPX pages of ResourceXpress Meeting Monitor 4.9 could lead to remote code execution and information disclosure.

Vulnerability class: SQL Injection

Published 2020-11-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.1th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Resourcexpress Meeting Monitor — versions 4.9

Weakness classification (CWE)

CWE-89 — SQL Injection

References

www.resourcexpress.com/news/ (Vendor Advisory)
resourcexpress.atlassian.net/wiki/spaces/RSG/pages/807698439/v1.8+HF+1+2+3+OnPr… (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-13877?: CVE-2020-13877 is a critical-severity vulnerability in Resourcexpress Meeting Monitor, classified under SQL Injection. CVSS score: 9.8/10. Published 2020-11-12.
How severe is CVE-2020-13877?: Critical severity. CVSS v3 base score is 9.8 out of 10.