FriendsofFlarum (FoF) Upload cross-site scripting | CVE-2022-30999
NAME
FriendsofFlarum (FoF) Upload cross-site scripting
- Platforms Affected:
FriendsofFlarum Upload 1.2.2 - Risk Level:
8.7 - Exploitability:
High - Consequences:
Cross-Site Scripting
DESCRIPTION
FriendsofFlarum (FoF) Upload is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the fof/upload script. A remote authenticated attacker could exploit this vulnerability using a specially-crafted SVG file 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
- Privileges Required: Low
- User Interaction: Required
- Scope: Changed
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: None
- Remediation Level: Official Fix
MITIGATION
Refer to FriendsofFlarum GIT Repository for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://github.com/FriendsOfFlarum/upload/security/advisories/GHSA-fm53-mpmp-7qw2 - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30999
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