Vulnerability identifier: #VU59664
Vulnerability risk: Medium
Exploitation vector: Network
Exploit availability: No
Vendor: Gnome Development Team
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 View Source mode or Reader mode is used. A remote attacker can 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.
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Vulnerable software versions
GNOME Web (Epiphany): 41.0, 40.0 - 40.3
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?