CVE-2023-3771: The T1 WordPress theme through 19.0 is vulnerable to unauthenticated open redirect with which any attacker and redirect users to arbitrary websites.

medium Affects t1 (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The T1 WordPress theme through 19.0 is vulnerable to unauthenticated open redirect with which any attacker and redirect users to arbitrary websites.

Package
t1 (WordPress plugin) WordPress
Affected versions
<=19.0
Fixed in
no fix recorded
Severity
medium  CVSS 6.1
Exploitation
not on CISA KEV · EPSS 1% (44.5th percentile)
Published
2024-01-16
Source
nvd

References

CWE-601
NVD recordt1 (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