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CVE-2025-15228

Welltend Bpmflowwebkit unrestricted file upload

9.8 CRITICALEPSS 0.59%
  1. Published29 Dec 2025

Description

BPMFlowWebkit developed by WELLTEND TECHNOLOGY has a Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Welltend Bpmflowwebkit< 5.0.5

Remediation

Fixed in
Welltend Bpmflowwebkit≥ 5.0.5

References

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Frequently asked

Is CVE-2025-15228 being actively exploited?

CVE-2025-15228 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.59%.

How severe is CVE-2025-15228?

CVE-2025-15228 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.59% probability of exploitation.

Which products are affected by CVE-2025-15228?

Affected products include Welltend Bpmflowwebkit.

How do I fix CVE-2025-15228?

Upgrade affected software to a fixed version, for example Welltend Bpmflowwebkit 5.0.5 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-15228 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.