How severe is CVE-2023-3771?

CVE-2023-3771 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-3771 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3771?

CVE-2023-3771 affects T1 Project T1. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3771?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-3771 have an EU (EUVD) identifier?

Yes. CVE-2023-3771 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44404.

When was CVE-2023-3771 published?

CVE-2023-3771 was published on 2024-01-16 and last updated on 2026-06-17.

CVE-2023-3771

CVE-2023-3771 is a medium-severity vulnerability in T1 Project T1 with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-44404
Weakness: CWE-601
Affected product: T1 Project T1
Published: 2024-01-16
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is 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.
How severe is CVE-2023-3771?: CVE-2023-3771 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-3771 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3771?: CVE-2023-3771 affects T1 Project T1. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3771?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-3771 have an EU (EUVD) identifier?: Yes. CVE-2023-3771 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44404.
When was CVE-2023-3771 published?: CVE-2023-3771 was published on 2024-01-16 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/7c6fc499-de09-4874-ab96-bdc24d550cfb/

Affected products (1)

cpe:2.3:a:t1_project:t1:*:*:*:*:*:wordpress:*:*

Other CWE-601 (Open Redirect) vulnerabilities

CVE-2018-3774 — Critical (CVSS 10.0): Incorrect parsing in url-parse <1.4.3 returns wrong hostname which leads to multiple vulnerabilities such as SSRF, Open…
CVE-2019-25282 — Critical (CVSS 9.8): V-SOL GPON/EPON OLT Platform v2.03 contains an open redirect vulnerability in the script that allows attackers to…
CVE-2020-36912 — Critical (CVSS 9.8): Plexus anblick Digital Signage Management 3.1.13 contains an open redirect vulnerability in the 'PantallaLogin' script…
CVE-2025-43526 — Critical (CVSS 9.8): This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac…
CVE-2025-55031 — Critical (CVSS 9.8): Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An…
CVE-2024-22891 — Critical (CVSS 9.8): Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.

Browse all CWE-601 (Open Redirect) vulnerabilities →