CVE-2011-3128: WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 treats unattached attachments as published, which might allow remote attackers to obtain sensitive data via vectors related to wp-includes/post.php.

medium Affects WordPress core. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 treats unattached attachments as published, which might allow remote attackers to obtain sensitive data via vectors related to wp-includes/post.php.

Package
WordPress core WordPress
Affected versions
=3.1 or =3.1.1 or =3.1.2 or =3.2
Fixed in
no fix recorded
Severity
medium  CVSS 5.0
Exploitation
not on CISA KEV · EPSS 2% (84.3th percentile)
Published
2011-08-10
Source
nvd

References

CWE-200
NVD recordWordPress core advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories