How severe is CVE-2007-3544?

CVE-2007-3544 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2007-3544 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3544?

CVE-2007-3544 primarily affects Wordpress. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-3544?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-3544 published?

CVE-2007-3544 was published on 2007-07-03 and last updated on 2026-06-16.

CVE-2007-3544

CVE-2007-3544 is a medium-severity vulnerability in Wordpress with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Wordpress
Published: 2007-07-03
Last modified: 2026-06-16

Description

Unrestricted file upload vulnerability in (1) wp-app.php and (2) app.php in WordPress 2.2.1 and WordPress MU 1.2.3 allows remote authenticated users to upload and execute arbitrary PHP code via unspecified vectors, possibly related to the wp_postmeta table and the use of custom fields in normal (non-attachment) posts. NOTE: this issue reportedly exists because of an incomplete fix for CVE-2007-3543.

Frequently asked questions

What is CVE-2007-3544?: Unrestricted file upload vulnerability in (1) wp-app.php and (2) app.php in WordPress 2.2.1 and WordPress MU 1.2.3 allows remote authenticated users to upload and execute arbitrary PHP code via unspecified vectors, possibly related to the wp_postmeta table and the use of custom fields in normal (non-attachment) posts. NOTE: this issue reportedly exists because of an incomplete fix for CVE-2007-3543.
How severe is CVE-2007-3544?: CVE-2007-3544 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2007-3544 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3544?: CVE-2007-3544 primarily affects Wordpress. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-3544?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3544 published?: CVE-2007-3544 was published on 2007-07-03 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress_mu:*:*:*:*:*:*:*:*

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