TI-2026-02296 Aliases CVE-2026-2684 GHSA-3428-qfh5-9x74

Tsinghua Unigroup Electronic Archives System uploadFile.html unrestricted upload

HIGH 70CWE-284Published 2026-02-18 · Updated 2026-02-23

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Security bypass, Code execution
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-284 and CWE-434.

Summary

A vulnerability was determined in Tsinghua Unigroup Electronic Archives System up to 3.2.210802(62532). The impacted element is an unknown function of the file /Archive/ErecordManage/uploadFile.html. Executing a manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00548 46th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Tsinghua Unigroup	Electronic Archives System	3.2.210802(62532)	—	No fix listed	CNA

Electronic Archives System VendorTsinghua Unigroup Affected 3.2.210802(62532) Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:unigroup:electronic_archives_system::::::::	up to 3.2.210802\(62532\)	Vulnerable	Tsinghua Unigroup

cpe:2.3:a:unigroup:electronic_archives_system:*:*:*:*:*:*:*:* Versions up to 3.2.210802\(62532\) Vulnerable ·Tsinghua Unigroup

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-2684
2026-10-03 Alias added: GHSA-3428-qfh5-9x74
2026-10-25 EPSS moved to the below the 50th percentile

References

Exploit 1

https://github.com/luoye197-prog/ziguang-fileupload/blob/main/introduce%26poc

Other 1

https://github.com/luoye197-prog/ziguang-fileupload

TI-2026-02295 Tsinghua Unigroup Electronic Archives System downLoad.html path traversal CVSS 4.0MEDIUM 5.3
TI-2026-02294 Tsinghua Unigroup Electronic Archives System prinReport.html sql injection CVSS 4.0MEDIUM 5.3
TI-2026-02284 Tsinghua Unigroup Electronic Archives System downLoad download path traversal CVSS 4.0MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences