CVE-2026-40753
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 · uneditedUnauthenticated PHP Object Injection in EasyMeals <= 1.5.1 versions.
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 · moderate confidenceUnauthenticated PHP Object Injection in EasyMeals WordPress plugin versions 1.5.1 and below. The vulnerability allows remote attackers to inject malicious PHP objects via untrusted deserialization of user-supplied data, potentially leading to code execution or other attacks depending on available classes.
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
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:H/PR:N/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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Verify EasyMeals plugin is installedCheck the WordPress plugins directory or access wp-admin > Plugins to see if EasyMeals appears in the installed plugins listAffected if EasyMeals is found in the plugin inventory
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Identify installed EasyMeals versionAccess the plugin details page in WordPress admin (Plugins > Installed Plugins > EasyMeals) or inspect the plugin header in wp-content/plugins/easymeals/easymeals.php for the 'Version' fieldAffected if The version listed is 1.5.1 or lower
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Confirm plugin is activeCheck the Plugins list in WordPress admin - the plugin status column should show 'Active'Affected if EasyMeals is activated on the site
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Inspect for vulnerable deserialization callsExamine plugin source code files in wp-content/plugins/easymeals/ for usage of unserialize() on user-supplied input (typically $_GET, $_POST, or $_REQUEST parameters)Affected if Code contains unserialize() calls processing unauthenticated user input
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Review access to vulnerable endpointCheck if the affected PHP script handling the deserialization is accessible without authentication (no is_user_logged_in() or wp_validate_auth_cookie() check)Affected if The vulnerable script can be reached by unauthenticated visitors
If EasyMeals plugin version 1.5.1 or below is installed and active with the insecure unserialize() function accessible to unauthenticated users, the environment is affected by CVE-2026-40753.
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 EasyMeals. If no patch available, disable the plugin until a fix is released. Alternatively, implement input validation and replace insecure deserialization functions with safer alternatives like json_decode.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 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 $2,560.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-40753 — 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-2026-40753 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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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.
- 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