CVE-2025-31634
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 · uneditedDeserialization of Untrusted Data vulnerability in designthemes Insurance insurance allows Object Injection.This issue affects Insurance: from n/a through <= 3.5.
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 confidenceThis is a PHP Object Injection vulnerability in the designthemes Insurance WordPress plugin/theme caused by unsafe deserialization of untrusted data. Attackers can exploit this by passing malicious serialized PHP objects to the application's deserialization functions, potentially leading to code execution, file operations, or SQL injection via available gadget chains.
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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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 if DesignThemes Insurance plugin or theme is installedCheck the WordPress plugins directory (wp-content/plugins/) for folders containing 'designthemes', 'insurance', or similar naming. Also check wp-content/themes/ for an Insurance theme from DesignThemes.Affected if The plugin or theme is found in either wp-content/plugins/ or wp-content/themes/ directories
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Locate the installed versionFor a plugin: check the main PHP file header for 'Version:' comment, or look for a readme.txt with version info. For a theme: check style.css header for 'Version:' comment.Affected if The version cannot be determined or is unknown/old (compare against any available patched versions from the vendor)
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Identify if unsafe deserialization code existsSearch the plugin/theme files for calls to unserialize() function. Inspect PHP files in the plugin/theme directory using grep or a file search for the pattern: unserialize(Affected if Code contains unserialize() calls that process input without prior validation (such as $_POST, $_GET, $_REQUEST, or database values)
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Determine if deserialization input is trustedExamine the context of any unserialize() calls found. Check if the data being deserialized comes from user-controlled sources (request parameters, database records from untrusted users, external APIs).Affected if The unserialize() function receives data that originates from untrusted or user-controllable sources without sanitization
A user is affected if the DesignThemes Insurance plugin/theme is installed, contains code with unsafe unserialize() calls processing untrusted input, and runs a version that has not been patched for PHP Object Injection.
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.
From vendor dataUpgrade to a patched version of the Insurance plugin/theme that addresses the unsafe deserialization. If no patch is available, audit the codebase for calls to unserialize() and replace with safer alternatives like json_decode with strict validation.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-31634 — 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-2025-31634 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
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