CVE-2007-3543

Name: CVE-2007-3543
Creator: NVD / NIST
Published: 2007-07-03T20:30:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.65%

Last modified Jun 16, 2026

CVE-2007-3543 is a vulnerability of currently unknown severity. Unrestricted file upload vulnerability in WordPress before 2.2.1 and WordPress MU before 1.2.3 allows remote authenticated users to upload and execute arbitrary PHP code by making a post that specifies a .php filename in the _wp_attached_file metadata field; and then sending this file's content, along with its post_ID value, to (1) wp-app.php or (2) app.php.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.

Description

Unrestricted file upload vulnerability in WordPress before 2.2.1 and WordPress MU before 1.2.3 allows remote authenticated users to upload and execute arbitrary PHP code by making a post that specifies a .php filename in the _wp_attached_file metadata field; and then sending this file's content, along with its post_ID value, to (1) wp-app.php or (2) app.php.

Metrics

EPSS Probability

1.65%

73.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Wordpress	Wordpress	<= 2.2.0
Wordpress	Wordpress Mu	<= 1.2.2

References

Timeline

Published: Jul 3, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-3543?

How severe is CVE-2007-3543?

Severity scoring for CVE-2007-3543 is pending analysis. The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.

How do I fix CVE-2007-3543?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-3543?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST