What is CVE-2023-3771?

CVE-2023-3771 is a medium-severity vulnerability in T1 Project, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2024-01-16.

How severe is CVE-2023-3771?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-3771 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in T1 Project

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.

Vulnerability class: Open Redirect

Published 2024-01-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

T1 Project
T1 — versions 0

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/7c6fc499-de09-4874-ab96-bdc24d550cfb/ (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-3771?: CVE-2023-3771 is a medium-severity vulnerability in T1 Project, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2024-01-16.
How severe is CVE-2023-3771?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-3771 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.