Stored cross-site scripting in SmarterMail - CVE-2021-35519

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Main Vulnerability Database Vulnerabilities #VU64490

Stored cross-site scripting in SmarterMail - CVE-2021-35519

Published: June 20, 2022


Vulnerability identifier: #VU64490
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-35519
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
SmarterMail
Software vendor:
SmarterTools Inc.

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient escaping of email message contents. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

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.


Remediation

Install updates from vendor's website.

External links