fuzui StudentInfo Password Change Endpoint moditypasswordstu authorization

published 2026-09-28 last mo. modified 2026-10-01 last mo. also EUVD-2026-88061

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits: 0; none known

A security vulnerability has been detected in fuzui StudentInfo up to fcc42a639ec7cef620651bfd0f07ebb660529e3f. The impacted element is an unknown function of the file /StudentInfo/StudentHandler/moditypasswordstu of the component Password Change Endpoint. Such manipulation of the argument sid/tid leads to authorization bypass. The attack can be executed remotely. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: last mo. (2026-10-01)

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C
CNA	3.0	5.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C
CNA	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:C
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CNA	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

fuzui StudentInfo

Classification

Weakness

CWE-639 Authorization Bypass Through User-Controlled Key
CWE-285 Improper Authorization

References

vuldb.com /vuln/410847
vdb-entry, technical-description
vuldb.com /vuln/410847/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-100897
third-party-advisory
vuldb.com /submit/919090
third-party-advisory

Sources

CVE List CVE-2026-100897
NVD CVE-2026-100897

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