CVE-2025-26569
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 · uneditedCross-Site Request Forgery (CSRF) vulnerability in Callmeforsox Post Thumbs allows Stored XSS. This issue affects Post Thumbs: from n/a through 1.5.
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 · moderate confidenceA CSRF vulnerability in Callmeforsox Post Thumbs plugin enables attackers to trick authenticated administrators into submitting malicious requests that result in Stored XSS. The lack of anti-CSRF tokens on state-changing operations allows attackers to inject persistent malicious scripts that execute when other users view affected content.
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
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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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Confirm plugin is installedCheck the WordPress plugins directory (wp-content/plugins/) or log into WP admin and navigate to Plugins to see if Callmeforsox Post Thumbs is listed and activeAffected if The plugin is present and activated in WordPress
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Identify installed versionIn WP admin, go to Plugins > Post Thumbs and locate the version number displayed under the plugin name, or open the main plugin PHP file and check the Version header in the plugin comment blockAffected if The installed version does not match the patched version or cannot be verified
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Check for CSRF protection in admin formsAccess the plugin settings pages in WP admin. View page source or examine plugin PHP files to verify that form tags include wp_nonce_field() or similar nonce verification for all state-changing operations (any form that saves, updates, or deletes data)Affected if State-changing admin forms lack anti-CSRF nonce tokens
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Verify input sanitization on stored dataUse a code editor or grep to search plugin PHP files for use of sanitization functions (sanitize_text_field, esc_attr, sanitize_html_class) when processing user input that gets saved to the database, and output encoding (esc_html, esc_attr) when displaying stored valuesAffected if User-supplied data is stored or displayed without sanitization and encoding
The environment is affected if the Callmeforsox Post Thumbs plugin is installed, lacks anti-CSRF tokens on admin forms, and does not properly sanitize/encode stored user input.
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 dataImplement anti-CSRF tokens on all form submissions and state-changing operations, combined with proper input validation and output encoding to prevent XSS. Update to a patched version of the plugin once available.
- Consultation2.0 h
- Implementation6.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,904.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-26569 — 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-2025-26569 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