CVE-2026-100880

zhistaredu StarTraining Upload Endpoint MimeTypeUtils.java cross site scripting

LOW
3.5
CVSS Score
Published: September 27, 2026 at 09:00 PM UTC
Updated: September 28, 2026 at 03:16 PM UTC
1 product affected across 1 vendorStarTraining

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Severity
LOW3.5
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/410810
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/410810/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-100880
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/915512

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.5LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

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