CVE-2026-36762
High
Description
An issue in the fileEntityId parameter in the /a/file/upload endpoint of JeeSite v5.15.1 allows authenticated attackers with file upload permissions to execute a path traversal and write arbitrary files with whitelisted suffixes to arbitrary filesystem locations.
SeverityHigh
CVSS8.8
Exploit probability—
ProductJeeSite
PublishedApr 30, 2026
First seenApr 30, 2026
Weakness typeCWE-22Path traversal
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| JeeSite | 5.15.1 | — |
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