What’s Vulnerable › Vulnerabilities

CVE-2023-6784: Potential Use of the Sitefinity System for Distribution of Phishing Emails

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-20 · updated 2026-06-17
• Weakness: CWE-20

Description

A malicious user could potentially use the Sitefinity system for the distribution of phishing emails.

Affected products

• Progress Software Corporation Sitefinity: from 4.0 before 13.3.7648; from 14.1 before 14.1.7828; from 14.2 before 14.2.7932; from 14.3 before 14.3.8029; from 14.4 before 14.4.8133; from 15.0 before 15.0.8223 — fixed in 13.3.7648, 14.1.7828, 14.2.7932, 14.3.8029, 14.4.8133, 15.0.8223

How to fix

Upgrade to a fixed version: Progress Software Corporation Sitefinity 13.3.7648, 14.1.7828, 14.2.7932, 14.3.8029. Check the vendor advisory for mitigations.

References

• https://community.progress.com/s/article/Sitefinity-Security-Advisory-for-Addressing-Security-Vulnerability-CVE-2023-6784-December-2023
• https://www.progress.com/sitefinity-cms
• https://community.progress.com/s/article/Sitefinity-Security-Advisory-for-Addressing-Security-Vulnerability-CVE-2023-6784-December-2023
• https://www.progress.com/sitefinity-cms

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