How severe is CVE-2026-2684?

CVE-2026-2684 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-2684 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-2684?

CVE-2026-2684 affects Unigroup Electronic Archives System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-2684?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-2684 have an EU (EUVD) identifier?

Yes. CVE-2026-2684 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7628.

When was CVE-2026-2684 published?

CVE-2026-2684 was published on 2026-02-19 and last updated on 2026-06-17.

CVE-2026-2684

CVE-2026-2684 is a high-severity vulnerability in Unigroup Electronic Archives System with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7628
Weakness: CWE-434
Affected product: Unigroup Electronic Archives System
Published: 2026-02-19
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2026-2684?: 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.
How severe is CVE-2026-2684?: CVE-2026-2684 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-2684 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-2684?: CVE-2026-2684 affects Unigroup Electronic Archives System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-2684?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-2684 have an EU (EUVD) identifier?: Yes. CVE-2026-2684 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7628.
When was CVE-2026-2684 published?: CVE-2026-2684 was published on 2026-02-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:unigroup:electronic_archives_system:*:*:*:*:*:*:*:*

More vulnerabilities in Unigroup Electronic Archives System

CVE-2026-2682 — Medium (CVSS 6.3): A vulnerability has been found in Tsinghua Unigroup Electronic Archives System up to 3.2.210802(62532). Impacted is an…
CVE-2026-2683 — Medium (CVSS 4.3): A vulnerability was found in Tsinghua Unigroup Electronic Archives System 3.2.210802(62532). The affected element is an…
CVE-2026-2672 — Medium (CVSS 4.3): A security flaw has been discovered in Tsinghua Unigroup Electronic Archives System 3.2.210802(62532). Affected by this…

All CVEs affecting Unigroup Electronic Archives System →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →