huanfenz/code-projects StudentManager Teacher String improper authorization

published 2025-04-14 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-15042

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

A vulnerability classified as problematic has been found in huanfenz/code-projects StudentManager up to 1.0. This affects an unknown part of the component Teacher String Handler. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 18 mo ago (2025-04-14)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/buluorifu/Vulnerability-recurrence/blob/main/Refer/StudentManager-authority.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/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
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

huanfenz StudentManager
code-projects StudentManager

Classification

Weakness

CWE-285 Improper Authorization
CWE-266 Incorrect Privilege Assignment

References

github.com /buluorifu/Vulnerability-recurrence/blob/main/Refer/StudentManager-authority.md
exploit, third-party-advisory
vuldb.com /?id.304605
vdb-entry, third-party-advisory
vuldb.com /?ctiid.304605
signature, permissions-required, vdb-entry
vuldb.com /?submit.549309
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-3564
NVD CVE-2025-3564

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary