How severe is CVE-2026-4201?

CVE-2026-4201 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-2026-4201 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-4201?

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-2026-4201 have an EU (EUVD) identifier?

Yes. CVE-2026-4201 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12273.

When was CVE-2026-4201 published?

CVE-2026-4201 was published on 2026-03-16 and last updated on 2026-06-17.

CVE-2026-4201

CVE-2026-4201 is a high-severity vulnerability 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-12273
Weakness: CWE-284
Published: 2026-03-16
Last modified: 2026-06-17

Description

A weakness has been identified in glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393. This vulnerability affects the function Upload of the file business/business-system/src/main/java/com/glowxq/system/admin/controller/SysFileController.java. Executing a manipulation can lead to unrestricted upload. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-4201?: A weakness has been identified in glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393. This vulnerability affects the function Upload of the file business/business-system/src/main/java/com/glowxq/system/admin/controller/SysFileController.java. Executing a manipulation can lead to unrestricted upload. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-4201?: CVE-2026-4201 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-2026-4201 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-4201?: 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-2026-4201 have an EU (EUVD) identifier?: Yes. CVE-2026-4201 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12273.
When was CVE-2026-4201 published?: CVE-2026-4201 was published on 2026-03-16 and last updated on 2026-06-17.

References

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-50746 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi…
CVE-2026-46978 — Critical (CVSS 10.0): Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The…
CVE-2026-35308 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Centralized Third Party Jars).…
CVE-2026-35307 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that…
CVE-2026-46695 — Critical (CVSS 10.0): Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers…
CVE-2026-46840 — Critical (CVSS 10.0): Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are…

Browse all CWE-284 (Improper Access Control) vulnerabilities →