What’s Vulnerable › Vulnerabilities

CVE-2020-7390: Sage X3 Syracuse Persistent XSS in Edit User page

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-22 · updated 2026-06-17
• Weakness: CWE-79

Description

Sage X3 Stored XSS Vulnerability on ‘Edit’ Page of User Profile. An authenticated user can pass XSS strings the "First Name," "Last Name," and "Email Address" fields of this web application component. Updates are available for on-premises versions of Version 12 (components shipped with Syracuse 12.10.0 and later) of Sage X3. Other on-premises versions of Sage X3 are unaffected or unsupported by the vendor.

Affected products

• Sage Syracuse: from 12.0 before 12.10.0 — fixed in 12.10.0

How to fix

Upgrade to a fixed version: Sage Syracuse 12.10.0. Check the vendor advisory for mitigations.

References

• https://rapid7.com/blog/post/2021/07/07/sage-x3-multiple-vulnerabilities-fixed
• https://www.sagecity.com/gb/sage-x3-uk/f/sage-x3-uk-announcements-news-and-alerts/147993/sage-x3-latest-patches
• https://www.rapid7.com/blog/post/2021/07/07/cve-2020-7387-7390-multiple-sage-x3-vulnerabilities/
• https://rapid7.com/blog/post/2021/07/07/sage-x3-multiple-vulnerabilities-fixed
• https://www.sagecity.com/gb/sage-x3-uk/f/sage-x3-uk-announcements-news-and-alerts/147993/sage-x3-latest-patches

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