CVE-2026-34529
moderate-risk
Published 2026-04-01
File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to version 2.62.2, the EPUB preview function in File Browser is vulnerable to Stored Cross-Site Scripting (XSS). JavaScript embedded in a crafted EPUB file executes in the victim's browser when they preview the file. This issue has been patched in version 2.62.2.
Do I need to act?
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0.03% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.6/10
High
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
32
/ 100
moderate-risk
Severity
27/34 · High
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal