Stored cross-site scripting in Mailbird - CVE-2019-15054
Published: November 19, 2019
Vulnerability identifier: #VU22842
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Green
CVE-ID: CVE-2019-15054
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mailbird
Affected software:
Mailbird
Mailbird
Detailed vulnerability description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data when processing email messages. A remote attacker can add a javascript: URI within an HTML formaction attribute and execute arbitrary HTML and script code in user's browser in context of vulnerable website when the user clicks on a malicious link.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
How to mitigate CVE-2019-15054
Install update from vendor's website.