dbcve.org
BpmflowwebkitWeb browser · Welltend

CVE-2025-15227

HIGH · 7.5 CVSS v3.1 Published 2025-12-29
Fix available
A fix is available. Upgrade to 5.0.5 or later.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
BPMFlowWebkit developed by WELLTEND TECHNOLOGY has a Arbitrary File Read vulnerability, allowing unauthenticated remote attackers to exploit Absolute Path Traversal to download arbitrary system files.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

BPMFlowWebkit by WELLTEND TECHNOLOGY contains an unauthenticated arbitrary file read vulnerability exploited through absolute path traversal. Remote attackers can use this flaw to download any system file accessible to the web server process, potentially exposing sensitive configuration files, credentials, or source code.

MitigationApply vendor patches if available; otherwise implement strict input validation to block path traversal characters and restrict the web server process permissions to prevent access to sensitive system files.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
BpmflowwebkitWeb browser
Affected:< 5.0.5

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify installed BPMFlowWebkit version
    Locate the BPMFlowWebkit installation directory and check the version file, or query the web service version endpoint if available. Compare the version number to the affected range: version < 5.0.5 is vulnerable.
    Affected if The installed version is below 5.0.5
  2. Confirm web service is accessible
    Determine if the BPMFlowWebkit web interface is reachable over the network. This is typically on common HTTP/HTTPS ports (80, 443, or custom ports). Verify the service is running and responding to requests.
    Affected if The BPMFlowWebkit web service is exposed and accessible to network attackers
  3. Check for path traversal vulnerability
    Send a test request with an absolute path such as /../../../../etc/passwd or similar to the web application's file download endpoint. Observe if the server returns file contents instead of rejecting the request.
    Affected if The application returns file contents when given absolute path traversal sequences in requests
  4. Review web server process privileges
    Examine the permissions and user context of the BPMFlowWebkit web server process. Check what filesystem locations the process can access.
    Affected if The web server process runs with elevated privileges or has access to sensitive system files

If BPMFlowWebkit version is below 5.0.5 and the web interface is network-accessible, the environment is likely affected by this unauthenticated arbitrary file read vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 5.0.5 or later
Fixed in 5.0.5
Interim mitigation

Apply vendor patches if available; otherwise implement strict input validation to block path traversal characters and restrict the web server process permissions to prevent access to sensitive system files.

Recommended fix Moderate confidence

5.0.5

  1. 1. Backup the current BPMFlowWebkit installation and database before proceeding with any upgrade.
  2. 2. Download BPMFlowWebkit version 5.0.5 from the official vendor (WELLTEND TECHNOLOGY) or trusted distribution channel.
  3. 3. Review the vendor's upgrade documentation for any specific migration or pre-upgrade requirements.
  4. 4. Stop the BPMFlowWebkit service or application pool.
  5. 5. Install version 5.0.5 following the vendor's standard upgrade procedure.
  6. 6. Verify the installation completed successfully and the service starts without errors.
  7. 7. Test that the path traversal vulnerability is no longer exploitable by attempting to access system files via absolute paths.
  8. 8. Restart the BPMFlowWebkit service and monitor for any issues.
Caveat No specific breaking changes documented for this patch release; standard minor version upgrade expected to be non-disruptive

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Bpmflowwebkit Scoped from the published advisory
  • Consultation4.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA2.0 h
13.0 hours of engineering $2,330
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-15227 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data