CVE-2019-13643

Stored XSS in EspoCRM before 5.6.4 allows remote attackers to execute malicious JavaScript and inject arbitrary source code into the target pages. The attack begins by storing a new stream message containing an XSS payload. The stored payload can then be triggered by clicking a malicious link on the Notifications page.

• CWE-79

• https://github.com/espocrm/espocrm/issues/1349Exploit, Third Party Advisory
• https://github.com/espocrm/espocrm/milestone/64?closed=1Third Party Advisory
• https://github.com/espocrm/espocrm/issues/1349Exploit, Third Party Advisory
• https://github.com/espocrm/espocrm/milestone/64?closed=1Third Party Advisory

Published

Jul 18, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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