dbcve.org
Terms ThumbnailsWordPress extension · Gecka

CVE-2023-52219

HIGH · 8.8 CVSS v3.1 Published 2024-01-08
Fix available
A fix is available. Upgrade to after 1.1 or later.
See remediation →
94/100
Remediation priority · Urgent
Remotely reachable 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
Deserialization of Untrusted Data vulnerability in Gecka Gecka Terms Thumbnails.This issue affects Gecka Terms Thumbnails: from n/a through 1.1.

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 confidence

Deserialization of Untrusted Data vulnerability in the Gecka Terms Thumbnails WordPress plugin (versions through 1.1). This type of vulnerability occurs when the application deserializes data from untrusted sources without proper validation, potentially allowing attackers to manipulate serialized objects to execute arbitrary code.

MitigationUpgrade to the latest version of Gecka Terms Thumbnails. If no patch is available, disable the plugin until a fix is released. Review and sanitize any user-supplied data before deserialization.

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
Terms ThumbnailsWordPress extension
Affected:<= 1.1

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 checks

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

  1. Verify plugin is installed
    Check if the Gecka Terms Thumbnails plugin directory exists in your WordPress installation at wp-content/plugins/gecka-terms-thumbnails/
    Affected if The plugin directory exists in wp-content/plugins/
  2. Determine installed version
    Open the main plugin file (usually index.php or gecka-terms-thumbnails.php) and look for the version header comment, or check the plugin's readme.txt file for the 'Stable tag' version number
    Affected if The version is 1.1 or any version lower than 1.1
  3. Check for active usage
    Log into WordPress admin and navigate to Plugins > Installed Plugins to confirm whether the Gecka Terms Thumbnails plugin is activated on the site
    Affected if The plugin is activated and running on the site

Your environment is affected if the Gecka Terms Thumbnails plugin is installed and active with version 1.1 or lower.

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.

From vendor data
Upgrade available Upgrade to a release after 1.1
Interim mitigation

Upgrade to the latest version of Gecka Terms Thumbnails. If no patch is available, disable the plugin until a fix is released. Review and sanitize any user-supplied data before deserialization.

Fix this in Terms Thumbnails Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA2.0 h
11.0 hours of engineering $1,930
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,088.

Scan for this in your stack

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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-2023-52219 in production — separate from our analysis above.

No notes yet

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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