CVE-2014-9013: The ajaxinit function in wpmarketplace/libs/cart.php in the WP Marketplace plugin 2.4.0 for WordPress allows r

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HIGH 8.8DOWNGRADE

CVE-2014-9013 is a high-severity flaw (CVSS 8.8) affecting wpmarketplace. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The ajaxinit function in wpmarketplace/libs/cart.php in the WP Marketplace plugin 2.4.0 for WordPress allows remote authenticated users to create arbitrary users and gain admin privileges via a request to wpmp_pp_ajax_call with an execution target of wp_insert_user.

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	45.9% (top 1%)
CISA exploited list	No
Weakness	CWE-20
Published	2019-11-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wpmarketplace project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-11-06 21:15 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

wpmarketplace project wpmarketplace DOWNGRADE

Affected: 2.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.4.0

1. Check installed version

apt-cache policy wpmarketplace || rpm -q wpmarketplace || wpmarketplace --version

2. No fixed release: DOWNGRADE to a release before 2.4.0 (Debian / Ubuntu)

apt-cache madison wpmarketplace sudo apt install wpmarketplace=<VERSION_BEFORE_2.4.0> sudo apt-mark hold wpmarketplace

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list wpmarketplace sudo dnf downgrade wpmarketplace-<VERSION_BEFORE_2.4.0> sudo dnf versionlock add wpmarketplace

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: WordPress Plugin Marketplace 2.4.0 - Arbitrary File Download
Exploit-DB: WordPress Plugin Marketplace 2.4.0 - Remote Code Execution (Add Admin)

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2014-9013?

wpmarketplace: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-9013 being exploited?

CVE-2014-9013 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2014-9013 affect?

CVE-2014-9013 affects wpmarketplace. Severity is high (CVSS 8.8). The ajaxinit function in wpmarketplace/libs/cart.php in the WP Marketplace plugin 2.4.0 for WordPress allows remote authenticated users to create arbitrary users and gain admin privileges via a request to wpmp_pp_ajax_call with an execution

How urgent is CVE-2014-9013?

Priority 61/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2014-9014 MEDIUM 4.3 DOWNGRADE Directory traversal vulnerability in the ajaxinit function in wpmarketplace/libs/cart.php in the WP Marketplac

References

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