CVE-2008-3233: Cross-site scripting (XSS) vulnerability in WordPress before 2.6, SVN development versions only, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

medium Affects WordPress core. Feed 2026.10.28.3, updated 2026-10-28; published ; advisory modified .

Cross-site scripting (XSS) vulnerability in WordPress before 2.6, SVN development versions only, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Package
WordPress core WordPress
Affected versions
<=2.5.1 or =0.6.2 or =0.6.2.1 or =0.7 or =0.71 or =0.711 or =1.0 or =1.0.1 or =1.0.2 or =1.2 or =1.2.1 or =1.2.2 or =1.3.1 or =1.4 or =1.5 or =1.5-strayhorn or =1.5.1 or =1.5.1.1 or =1.5.1.2 or =1.5.1.3 or =1.5.2 or =1.6 or =2.0 or =2.0.1 or =2.0.2 or =2.0.3 or =2.0.4 or =2.0.5 or =2.0.6 or =2.0.7 or =2.0.8 or =2.0.9 or =2.0.10 or =2.0.10_rc1 or =2.0.10_rc2 or =2.0.11 or =2.1 or =2.1.1 or =2.1.2 or =2.1.3 or =2.1.3_rc1 or =2.1.3_rc2 or =2.2 or =2.2.0 or =2.2.1 or =2.2.2 or =2.2.3 or =2.2_revision5002 or =2.2_revision5003 or =2.3 or =2.3.1 or =2.3.2 or =2.3.3 or =2.5
Fixed in
no fix recorded
Severity
medium  CVSS 4.3
Exploitation
not on CISA KEV · EPSS 4% (90.4th percentile)
Published
2008-07-18
Source
nvd

References

CWE-79
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