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CVE-2026-3187

MEDIUM CVSS 4.0: 5.3 EPSS 0.07%
Updated Feb 26, 2026
Szadmin
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions before 0.9.0
Type CWE-284 (Improper Access Control), CWE-434 (Unrestricted File Upload)
Vendor Szadmin
Public PoC No

A vulnerability was identified in feiyuchuixue sz-boot-parent up to 1.3.2-beta. Affected by this issue is some unknown functionality of the file /api/admin/sys-file/upload of the component API Endpoint. Such manipulation leads to unrestricted upload.

The attack may be launched remotely. The exploit is publicly available and might be used. Upgrading to version 1.3.3-beta can resolve this issue.

The name of the patch is aefaabfd7527188bfba3c8c9eee17c316d094802. Upgrading the affected component is recommended. The project was informed beforehand and acted very professional: "We have introduced a whitelist restriction on the /api/admin/sys-file/upload endpoint via the oss.allowedExts and oss.allowedMimeTypes configuration options, allowing the specification of permitted file extensions and MIME types for uploads."

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0

Vulnerable Products 15

Configuration From (including) Up to (excluding)
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:*:*:*:*:*:*:*:*
<= 0.9.0
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.0.0:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.0.1:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.0.2:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.1.0:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.0:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.1:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.2:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.3:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.4:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.5:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.2.6:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.3.0:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.3.1:beta:*:*:*:*:*:*
Szadmin Sz-Boot-Parent
cpe:2.3:a:szadmin:sz-boot-parent:1.3.2:beta:*:*:*:*:*:*