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 Case. A malicious attacker can modify the firstName and lastName to contain JavaScript code.
References (3)
Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
http://www.cinquino.eu/EspoCRM.htm
Patch, Third Party Advisory x_refsource_misc
https://github.com/espocrm/espocrm/commit/4ab7d19776011288b875abd3eef1e1f6f75289e2
Third Party Advisory x_refsource_misc
https://github.com/espocrm/espocrm/compare/5.6.5...5.6.6
Scores
CVSS v3
6.1
EPSS
0.0031
EPSS Percentile
53.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (1)
espocrm/espocrm
< 5.6.6
Published
Jul 28, 2019
Tracked Since
Feb 18, 2026