B2Evolution
CVE-2017-5494
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionCVE.org
Multiple cross-site scripting (XSS) vulnerabilities in the file types table in b2evolution through 6.8.3 allow remote authenticated users to inject arbitrary web script or HTML via a .swf file in a (1) comment frame or (2) avatar frame.
AnalysisAI
Multiple cross-site scripting (XSS) vulnerabilities in the file types table in b2evolution through 6.8.3 allow remote authenticated users to inject arbitrary web script or HTML via a .swf file in a. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Multiple cross-site scripting (XSS) vulnerabilities in the file types table in b2evolution through 6.8.3 allow remote authenticated users to inject arbitrary web script or HTML via a .swf file in a (1) comment frame or (2) avatar frame. Affected products include: B2Evolution. Version information: through 6.8.3.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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External POC / Exploit Code
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