Post SmtpWordPress extension · Wpexperts
CVE-2025-22800
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 · uneditedMissing Authorization vulnerability in Saad Iqbal Post SMTP post-smtp allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Post SMTP: from n/a through <= 2.9.11.
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 confidenceMissing authorization vulnerability in the Post SMTP WordPress plugin allows authenticated attackers to exploit incorrectly configured access control security levels, likely enabling unauthorized manipulation of SMTP settings or privilege escalation.
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
Post SmtpWordPress extension
< 2.9.12CVSS 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 checksWork through these to decide whether this CVE applies to you.
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Verify Post SMTP plugin is installedCheck the WordPress plugins directory for the post-smtp folder: look in wp-content/plugins/ for a folder named 'post-smtp', 'post-smtp-mailer', or similar Post SMTP plugin directory.Affected if The Post SMTP plugin folder exists in the WordPress plugins directory.
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Identify the installed Post SMTP versionOpen the main plugin file (usually post-smtp.php or index.php in the plugin folder) and locate the version number in the plugin header comment, typically in the format 'Version: x.x.x' or check for a version constant defined in the plugin files.Affected if The version number found is less than 2.9.12 (e.g., 2.9.11, 2.9.10, or any version through 2.9.11).
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Confirm the plugin is activeIn the WordPress admin dashboard, navigate to Plugins > Installed Plugins and check if Post SMTP shows as 'Active', or query the wp_options table for the option_name 'active_plugins' and check if it contains the Post SMTP plugin slug.Affected if Post SMTP is listed as an active plugin on the site.
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Review WordPress user roles with administrative accessNavigate to Users > All Users in the WordPress admin panel and review which users have Administrator role. Check if any unexpected user accounts exist with elevated privileges, or review the wp_users and wp_usermeta tables directly for unusual administrator accounts.Affected if Unrecognized or unexpected administrator accounts exist, suggesting possible exploitation.
Your environment is affected if the Post SMTP plugin is installed and active with a version lower than 2.9.12.
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.
dbcve · scoped2.9.12
Update to the latest version of Post SMTP when available and audit user role capabilities to ensure least-privilege access.
Post SMTP version 2.9.12 or later
- Log in to the WordPress admin dashboard
- Navigate to Plugins > Installed Plugins
- Locate the Post SMTP plugin in the list
- Check if an update is available (if automatic updates are not enabled, click 'Update Now')
- Confirm the plugin updates to version 2.9.12 or later
- Verify the update was successful by checking the plugin version
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Post Smtp
Scoped from the published advisory
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 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 $2,800.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-22800 — 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-2025-22800 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