What’s Vulnerable › Vulnerabilities

CVE-2019-14331

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-07-28 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in EspoCRM before 5.6.6. Stored XSS exists due to lack of filtration of user-supplied data in Create User. A malicious attacker can modify the firstName and lastName to contain JavaScript code.

Affected products

• espocrm: before 5.6.6 — fixed in 5.6.6

How to fix

Upgrade to a fixed version: espocrm 5.6.6. Check the vendor advisory for mitigations.

References

• http://www.cinquino.eu/EspoCRM.htm
• https://github.com/espocrm/espocrm/commit/4ab7d19776011288b875abd3eef1e1f6f75289e2
• https://github.com/espocrm/espocrm/compare/5.6.5...5.6.6
• http://www.cinquino.eu/EspoCRM.htm
• https://github.com/espocrm/espocrm/commit/4ab7d19776011288b875abd3eef1e1f6f75289e2
• https://github.com/espocrm/espocrm/compare/5.6.5...5.6.6

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