CVE-2026-100880

LOW 3.5

zhistaredu StarTraining Upload Endpoint MimeTypeUtils.java cross site scripting

CVSS Score

3.5

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in zhistaredu StarTraining up to 3.8.1. This vulnerability affects unknown code of the file du-common/src/main/java/com/edu/common/utils/file/MimeTypeUtils.java of the component Upload Endpoint. This manipulation of the argument File causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-79 CWE-94
Vendor	zhistaredu
Product	startraining
Published	Sep 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

zhistaredu / StarTraining

3.8.0 3.8.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/410810 vuldb.com: https://vuldb.com/vuln/410810/cti vuldb.com: https://vuldb.com/cve/CVE-2026-100880 vuldb.com: https://vuldb.com/submit/915512 github.com: https://github.com/ArrestX/startraining-advisories/blob/main/advisories/ST-VULN-006-stored-html-upload-xss.md

Credits

🔍 thmanhz (VulDB User) VulDB CNA Team