CVE-2026-34408
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 · uneditedAn issue was discovered in Gambio 4.9.2.0 (patched in 2024-02 v1.0.0 for GX4 v4.0.0.0 to v4.9.2.0). The password reset function can be bypassed to set arbitrary passwords for arbitrary accounts if the ID is known.
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 confidenceIn Gambio GX4 v4.0.0.0 to v4.9.2.0, the password reset function contains an authentication bypass vulnerability allowing attackers with knowledge of a user ID to reset that user's password to an arbitrary value, enabling complete account takeover.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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
- High
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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 checksWork through these to decide whether this CVE applies to you.
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Identify installed Gambio GX4 versionAccess the admin dashboard and navigate to the 'Toolbox' or 'System' section to find the version information. Alternatively, check for a version file in the Gambio installation directory or examine the footer of the storefront for version display.Affected if The installed version falls within v4.0.0.0 through v4.9.2.0 inclusive
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Confirm password reset endpoint accessibilityLocate the password reset URL pattern in your Gambio installation (typically /password_reset.php or similar in the storefront). Verify the endpoint is accessible without authentication by attempting to access it directly.Affected if The password reset endpoint is publicly accessible without prior authentication
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Check for existing patch statusReview your Gambio installation for the presence of the vendor patch (2024-02 v1.0.0). This may be indicated in a changelog, patch notes, or a version marker file within the installation.Affected if The vendor patch is not installed or the patch version cannot be verified
You are affected if your Gambio GX4 installation version is between v4.0.0.0 and v4.9.2.0 and the password reset functionality is enabled without the vendor patch applied.
Generated from the published advisory. Verify against your own configuration.
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 · scopedApply vendor patch 2024-02 v1.0.0 to affected Gambio installations. Until patched, implement additional logging/monitoring for password reset requests and consider rate-limiting or CAPTCHA on the reset endpoint.
Gambio GX4 2024-02 v1.0.0 or later
- 1. Verify your current Gambio GX4 version by checking the admin panel or version file
- 2. Download the patched version (2024-02 v1.0.0 or later) from the official Gambio website or customer portal
- 3. Before applying the update, backup your entire Gambio installation including database
- 4. Apply the patch/update following Gambio's standard upgrade procedure
- 5. After patching, verify the password reset functionality works correctly and cannot be bypassed
- 6. Ensure all administrator accounts change their passwords as a precaution
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,800.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-34408 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-34408 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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