What is CVE-2020-20698?

CVE-2020-20698 is a high-severity vulnerability in S-Cms, classified under Missing Authorization. CVSS score: 7.2/10. Published 2021-07-30.

How severe is CVE-2020-20698?

High severity. CVSS v3 base score is 7.2 out of 10.

Auth bypass in S-Cms

CVE-2020-20698

A remote code execution (RCE) vulnerability in /1.com.php of S-CMS PHP v3.0 allows attackers to getshell via modification of a PHP file.

Vulnerability class: Broken Access Control

Published 2021-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

S-Cms — versions 3.0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/Peithon/vul/blob/master/readme.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-20698?: CVE-2020-20698 is a high-severity vulnerability in S-Cms, classified under Missing Authorization. CVSS score: 7.2/10. Published 2021-07-30.
How severe is CVE-2020-20698?: High severity. CVSS v3 base score is 7.2 out of 10.