Open Edx Platform
CVE-2020-13145
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:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
Studio in Open edX Ironwood 2.5 allows users to upload SVG files via the "Content>File Uploads" screen. These files can contain JavaScript code and thus lead to Stored XSS.
AnalysisAI
Studio in Open edX Ironwood 2.5 allows users to upload SVG files via the "Content>File Uploads" screen. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
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. Studio in Open edX Ironwood 2.5 allows users to upload SVG files via the "Content>File Uploads" screen. These files can contain JavaScript code and thus lead to Stored XSS. Affected products include: Edx Open Edx Platform.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. 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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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
Leaving vuln.today