What’s Vulnerable › Vulnerabilities

CVE-2018-20028

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-17 · updated 2026-06-17

Description

Contao 3.x before 3.5.37, 4.4.x before 4.4.31 and 4.6.x before 4.6.11 has Incorrect Access Control.

Affected products

• Contao Cms: from 3.0.0 before 3.5.37; from 4.4.0 before 4.4.31; from 4.6.0 before 4.6.11 — fixed in 3.5.37, 4.4.31, 4.6.11

How to fix

Upgrade to a fixed version: Contao Cms 3.5.37, 4.4.31, 4.6.11. Check the vendor advisory for mitigations.

References

• https://contao.org/en/news.html
• https://contao.org/en/news/security-vulnerability-cve-2018-20028.html
• https://contao.org/en/news.html
• https://contao.org/en/news/security-vulnerability-cve-2018-20028.html

Get alerted when CVE-2018-20028 or the next vulnerability affects your stack