MyBB cross-site scripting | CVE-2022-43707
NAME
MyBB cross-site scripting
- Platforms Affected:
- Risk Level:
9.6 - Exploitability:
Unproven - Consequences:
Cross-Site Scripting
DESCRIPTION
MyBB is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the visual MyCode editor (SCEditor). A remote 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
- Privileges Required: None
- User Interaction: Required
- Scope: Changed
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to MyBB GIT Repository for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://github.com/mybb/mybb/security/advisories/GHSA-6vpw-m83q-27px - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-43707
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