#VU52055 Stored cross-site scripting in Seafile - CVE-2021-30146

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Main Vulnerability Database Vulnerabilities #VU52055

#VU52055 Stored cross-site scripting in Seafile - CVE-2021-30146

Published: April 12, 2021


Vulnerability identifier: #VU52055
Vulnerability risk: 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:P/U:Clear
CVE-ID: CVE-2021-30146
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Seafile
Software vendor:
Seafile Ltd.

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 in the "share of library" functionality. 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 update from vendor's website.

External links