CVE-2025-58011
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 · uneditedServer-Side Request Forgery (SSRF) vulnerability in Alex Content Mask content-mask allows Server Side Request Forgery.This issue affects Content Mask: from n/a through <= 1.8.5.2.
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 Server-Side Request Forgery (SSRF) vulnerability exists in the Alex Content Mask WordPress plugin (versions <= 1.8.5.2). The plugin allows unauthenticated or authenticated users to make the server perform arbitrary requests to internal resources or external URLs, potentially accessing internal services, cloud metadata endpoints, or bypassing network restrictions.
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
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
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 Alex Content Mask plugin is installedIn WordPress admin, go to Plugins > Installed Plugins and look for 'Alex Content Mask' or check the /wp-content/plugins/ directory for the content-mask folderAffected if The plugin is present in the WordPress installation
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Check installed plugin versionIn WordPress admin, click on the plugin to view details, or open the main plugin PHP file (e.g., content-mask.php) and look for the 'Version' header commentAffected if The version number is 1.8.5.2 or lower
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Identify if request-making functionality is enabledCheck plugin settings pages in WordPress admin under Content Mask settings. Look for options that allow fetching external URLs, making HTTP requests, or similar remote request features.Affected if Any feature allowing the server to make outbound requests is active
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Verify access control on vulnerable endpointsInspect the plugin's AJAX handlers or public-facing PHP files for functions that accept URLs as parameters (such as wp_ajax_nopriv_* or direct PHP includes). Use a tool like grep to search for 'wp_remote_get', 'curl', or 'file_get_contents' with user-supplied URLs.Affected if Unauthenticated users can trigger requests to arbitrary URLs (no capability checks or nonce verification on the request-handling functions)
You are affected if the Alex Content Mask plugin (version 1.8.5.2 or lower) is installed AND the plugin's URL/request functionality is accessible to users.
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 dataUpdate to a patched version of Content Mask if available, or implement strict URL validation (allowlist of permitted domains/IPs, block private IP ranges) before making any server-side requests. Restrict the functionality to trusted users only until patched.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2025-58011 — 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-2025-58011 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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