CVE-2026-2557

A vulnerability was detected in cskefu up to 8.0.1. Impacted is the function Upload of the file com/cskefu/cc/controller/resource/MediaController.java of the component File Upload. The manipulation results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 3.5 LOW
CVSS v2.0 4.0 MEDIUM

3.5^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.1 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://fx4tqqfvdw4.feishu.cn/docx/ZqvtdTniToQMw0xZL94cTpuTnac	Exploit Third Party Advisory
https://vuldb.com/?ctiid.346165	Permissions Required VDB Entry
https://vuldb.com/?id.346165	Third Party Advisory VDB Entry
https://vuldb.com/?submit.750729	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:cskefu:cskefu:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-16 14:16

Updated : 2026-06-17 10:31

NVD link : CVE-2026-2557

Mitre link : CVE-2026-2557

CVE.ORG link : CVE-2026-2557

JSON object : View

Products Affected

cskefu

cskefu

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-94

Improper Control of Generation of Code ('Code Injection')

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