CVE-2024-55541
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Tags
Description
Stored cross-site scripting (XSS) vulnerability due to missing origin validation in postMessage. The following products are affected: Acronis Cyber Protect 16 (Linux, Windows) before build 39169.
Analysis
Stored cross-site scripting (XSS) vulnerability due to missing origin validation in postMessage. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical Context
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. Stored cross-site scripting (XSS) vulnerability due to missing origin validation in postMessage. The following products are affected: Acronis Cyber Protect 16 (Linux, Windows) before build 39169. Affected products include: Acronis Cyber Protect.
Affected Products
Acronis Cyber Protect.
Remediation
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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External POC / Exploit Code
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