Nextcloud Notes cross-site scripting | CVE-2023-39955
NAME
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Nextcloud Notes cross-site scripting
Platforms Affected:
Nextcloud Notes 4.4.0
Nextcloud Notes 4.7.2
Risk Level:
3.5
Exploitability:
High
Consequences:
Cross-Site Scripting
DESCRIPTION
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Nextcloud Notes is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the note file. A remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVSS 3.0 Information
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Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged
Access Vector:
Network
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