CVE-2025-58013
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 pebas CouponXxL couponxxl allows Privilege Escalation.This issue affects CouponXxL: from n/a through <= 4.5.0.
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 Cross-Site Request Forgery (CSRF) vulnerability in the CouponXxL plugin (versions up to 4.5.0) enables attackers to craft malicious requests that trick authenticated users into performing unintended privilege escalation actions, potentially elevating a standard user to administrative privileges.
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
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 CouponXxL plugin is installedNavigate to WordPress admin > Plugins and locate CouponXxL in the list of installed plugins, or check the plugin files in wp-content/plugins/ for the couponxxl folderAffected if CouponXxL plugin is not found in the installation
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Check installed plugin versionIn WordPress admin > Plugins, click on the CouponXxL plugin details to view the version number, or open the main plugin PHP file and look for the Version header in the plugin comment blockAffected if Version is 4.5.0 or lower (any version <= 4.5.0)
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Identify sensitive admin action endpointsReview the plugin source code for admin action handlers (typically in admin menu callbacks or AJAX handlers) that perform user-related operations such as creating users, modifying roles, or saving settings. Common file locations include admin/*.php or includes/admin*.php within the plugin folderAffected if Plugin handles admin actions related to user creation, role modification, or settings changes
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Verify absence of nonce validationOpen the identified admin action handler files and search for wp_verify_nonce, check_admin_referer, or wp_nonce_field calls within the functions that process state-changing operations. Look for the pattern where form submissions or AJAX requests lack nonce verification before executing privileged actionsAffected if Sensitive admin functions (user creation, role changes, settings save) process requests without calling wp_verify_nonce, check_admin_referer, or equivalent nonce verification
Affected if CouponXxL plugin version is 4.5.0 or lower AND the plugin processes admin actions (user/role management) without nonce verification in the code.
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 (synchronizer token pattern) on all state-changing operations and validate tokens server-side; verify all privilege escalation paths are protected with proper authorization checks.
- Consultation2.0 h
- Implementation6.0 h
- Testing3.0 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 $3,664.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-58013 — 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-2025-58013 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