phpwarden
FeaturesComparePricingAdvisoriesBlogDocsChangelogLog in
Log inStart free

CVE-2023-0556: The ContentStudio plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on several functions in versions up to, and including, 1.2.5. This makes it possible for

critical Affects contentstudio (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The ContentStudio plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on several functions in versions up to, and including, 1.2.5. This makes it possible for

Package
contentstudio (WordPress plugin) WordPress
Affected versions
<1.2.6
Fixed in
1.2.6
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 1% (61.2th percentile)
Published
2023-01-27
Source
nvd

References

CWE-862
NVD recordcontentstudio (WordPress plugin) 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