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ID:5654 - Exploit for Cross-site scripting in Joplin - CVE-2020-28249
ID:5654 - Exploit for Cross-site scripting in Joplin - CVE-2020-28249
Published: June 17, 2021
Vulnerability identifier: #VU53056
Vulnerability risk: Low
CVE-ID: CVE-2020-28249
CWE-ID: CWE-79
Exploitation vector: Remote access
Vulnerable software:
Joplin
Joplin
Link to public exploit:
Vulnerability description
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks via a LINK element in a note.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via a LINK element in a note. A remote user 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.