CVE-2026-13228
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 · uneditedThe LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Privilege Escalation to Administrator in versions up to, and including, 5.6.3 This is due to an Insecure Direct Object Reference (IDOR) in the create_or_update() function of OsOrdersController, which allows an authenticated Agent to supply an arbitrary order[customer_id] and overwrite any LatePoint customer's email field (including one linked to a WordPress Administrator's account) through the public-scope customer set_data() call, combined with a missing role verification in OsAuthHelper::authorize_customer() which logs in the linked WordPress user without checking its role. This makes it possible for authenticated attackers, with custom (Agent)-level access and above, to elevate their privileges to Administrator.
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 · high confidenceThe LatePoint WordPress plugin versions up to 5.6.3 contains an IDOR vulnerability in the create_or_update() function of OsOrdersController that allows authenticated Agent-level users to supply an arbitrary order[customer_id] and overwrite any customer's email, including Administrator accounts. Combined with missing role verification in OsAuthHelper::authorize_customer() that logs in the linked WordPress user without checking its role, this enables privilege escalation from Agent to Administrator.
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
- 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 LatePoint plugin installation and versionIn WordPress admin, go to Plugins > Installed Plugins and find LatePoint, or check the plugin header in wp-content/plugins/latepoint/class.php for 'Version:' valueAffected if Plugin version is 5.6.3 or earlier (versions up to 5.6.3 are affected)
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Confirm Agent-level user accounts existIn WordPress admin, go to Users and look for users with 'Agent' role (provided by LatePoint plugin), or query wp_usermeta for meta_key='latepoint_agent'Affected if Any Agent-level user accounts exist in the WordPress installation
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Inspect recent order modifications for customer_id tamperingQuery the latepoint_orders table in the database for records where order_customer_id does not match the user_id of the agent who created/modified the order, or check OsOrdersController create_or_update audit logs if availableAffected if Orders exist with customer_id values different from the creating agent's user ID (indicates potential IDOR exploitation)
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Review WordPress user account modifications by Agent usersCheck WordPress activity logs or user modification logs for changes to Administrator or other privileged user emails performed by Agent-level accountsAffected if Any Administrator account email changes were made by Agent-level users
The environment is affected if LatePoint plugin version is 5.6.3 or earlier AND any Agent-level user accounts exist in the system.
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 the LatePoint plugin to version 5.6.4 or later which includes proper authorization checks and role verification. If unable to update immediately, restrict Agent-level user creation or monitor for suspicious account modifications.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 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 $2,848.
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Free · runs locallyCheck whether your project pulls in CVE-2026-13228 — 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-2026-13228 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