Easy Digital DownloadsWordPress extension · Awesomemotive

CVE-2015-9536

MEDIUM · 6.1 CVSS v3.1 Published 2019-10-23
Fix available
A fix is available. Upgrade to 1.8.7 / 1.9.10 or later.
See remediation →
68/100
Remediation priority · Elevated
Remotely reachable No privileges

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 · unedited
The Easy Digital Downloads (EDD) Twenty-Twelve theme for WordPress, as used with EDD 1.8.x before 1.8.7, 1.9.x before 1.9.10, 2.0.x before 2.0.5, 2.1.x before 2.1.11, 2.2.x before 2.2.9, and 2.3.x before 2.3.7, has XSS because add_query_arg is misused.

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 confidence

This is a reflected Cross-Site Scripting (XSS) vulnerability in the Easy Digital Downloads (EDD) Twenty-Twelve theme for WordPress caused by misuse of the WordPress add_query_arg function. This function adds query parameters to URLs but does not escape output, allowing attackers to inject malicious scripts via crafted URLs.

MitigationUpdate Easy Digital Downloads to version 1.8.7, 1.9.10, 2.0.5, 2.1.11, 2.2.9, or 2.3.7 (or later) to receive the patched theme. Alternatively, disable or replace the vulnerable Twenty-Twelve EDD theme.

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
Easy Digital DownloadsWordPress extension
Affected:>= 1.8, < 1.8.7>= 1.9, < 1.9.10>= 2.0, < 2.0.5>= 2.1, < 2.1.11>= 2.2, < 2.2.9>= 2.3, < 2.3.7
Twenty TwelveApplication
Affected:all versions

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
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/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 checks

Work through these to decide whether this CVE applies to you.

  1. Verify Easy Digital Downloads plugin is installed
    Log into WordPress admin and navigate to Plugins > Installed Plugins. Look for 'Easy Digital Downloads' in the list of active plugins.
    Affected if The plugin is present in the plugins list
  2. Check the installed Easy Digital Downloads version
    In the Plugins list, click on 'Easy Digital Downloads' to view the version number, or check the main plugin file (usually /wp-content/plugins/easy-digital-downloads/easy-digital-downloads.php) for the Version header.
    Affected if Version is 1.8.x but lower than 1.8.7, OR 1.9.x but lower than 1.9.10, OR 2.0.x but lower than 2.0.5, OR 2.1.x but lower than 2.1.11, OR 2.2.x but lower than 2.2.9, OR 2.3.x but lower than 2.3.7
  3. Verify if Twenty-Twelve EDD theme is active
    Navigate to Appearance > Themes in WordPress admin. Look for the 'Twenty Twelve' theme (the EDD-specific version of the WordPress default theme).
    Affected if The Twenty-Twelve theme is currently activated on the site

You are affected if Easy Digital Downloads plugin version is within any of the vulnerable ranges AND the Twenty-Twelve EDD theme is active, or if using the Twenty-Twelve EDD theme regardless of plugin version.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Upgrade available Upgrade to 1.8.7 / 1.9.10 / 2.0.5 or later
Fixed in 1.8.71.9.102.0.5
Interim mitigation

Update Easy Digital Downloads to version 1.8.7, 1.9.10, 2.0.5, 2.1.11, 2.2.9, or 2.3.7 (or later) to receive the patched theme. Alternatively, disable or replace the vulnerable Twenty-Twelve EDD theme.

Fix this in Easy Digital Downloads Scoped from the published advisory
  • Consultation2.0 h
  • Implementation1.0 h
  • Testing2.0 h
  • Review / QA1.0 h
6.0 hours of engineering $1,060
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,696.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2015-9536 — 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 sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2015-9536 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • 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