EventerWordPress extension · Imithemes
CVE-2024-11132
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 Eventer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcodes in versions up to, and including, 3.9.9.4 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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 confidenceThe Eventer WordPress plugin versions up to 3.9.9.4 contain a stored XSS vulnerability in its shortcode functionality. Authenticated attackers with contributor-level or higher permissions can inject malicious JavaScript through unsanitized shortcode attributes, which execute when other users view infected pages.
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
EventerWordPress extension
<= 3.9.9.4CVSS 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
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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 Eventer plugin is installedLog into WordPress admin, go to Plugins > Installed Plugins, and look for 'Eventer' by Imithemes in the list. Note the version number displayed below the plugin name.Affected if The Eventer plugin appears in the installed plugins list with a version number of 3.9.9.4 or lower
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Confirm the exact version numberClick 'View details' on the Eventer plugin or check the plugin's main PHP file header for the 'Version' constant. Compare this against the affected range <= 3.9.9.4.Affected if The version number is 3.9.9.4 or any lower version number (e.g., 3.9.9, 3.9.8, etc.)
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Identify Eventer shortcode usageSearch WordPress database posts table for the '[eventer' shortcode pattern, or use a plugin like Query Monitor to find all occurrences of eventer shortcodes in published content.Affected if Any posts, pages, or custom post types contain the [eventer] shortcode with attributes
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Inspect shortcode attributes for injectionExamine the shortcode attributes in the database or page content. Look for attributes that may contain unsanitized user input such as custom fields, event IDs, or styling parameters.Affected if Shortcode attributes contain suspicious patterns like javascript:, onload=, or other HTML/script tags that were not escaped
If the Eventer plugin version is 3.9.9.4 or lower and any page or post contains Eventer shortcodes with unsanitized attributes, the environment is affected by this stored XSS vulnerability.
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 Eventer plugin to the latest version once available. In the interim, review shortcode attribute handling code and apply proper input sanitization (e.g., sanitize_text_field) and output escaping (e.g., esc_attr, esc_html) to all user-supplied parameters.
Fix this in Eventer
Scoped from the published advisory
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 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 $2,272.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-11132 — 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-2024-11132 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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