What is CVE-2014-6230?

CVE-2014-6230 is a vulnerability in Wp-Ban Project, classified under Improper Input Validation. Published 2014-10-25.

Is CVE-2014-6230 known to be exploited?

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

Improper input validation in Wp-Ban Project

CVE-2014-6230

WP-Ban plugin before 1.6.4 for WordPress, when running in certain configurations, allows remote attackers to bypass the IP blacklist via a crafted X-Forwarded-For header.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2014-10-25 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.024 (83.7th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000

Affected products

Wp-Ban Project

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

wordpress.org/plugins/wp-ban/changelog/ (Vendor Advisory)
security.dxw.com/advisories/vulnerability-in-wp-ban-allows-visitors-to-bypass-t… (Exploit)
seclists.org/fulldisclosure/2014/Sep/60 (mailing-list, Exploit)

Frequently asked questions

What is CVE-2014-6230?: CVE-2014-6230 is a vulnerability in Wp-Ban Project, classified under Improper Input Validation. Published 2014-10-25.
Is CVE-2014-6230 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.