CVE-2014-0166
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3...
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
Exploit likelihood
What each source reports
NVD Score used
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
CVE-2014-0166- CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:P/A:N - Weakness
- CWE-287
- Updated
- 2026-11-02
CVE List No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
CVE-2014-0166- Updated
- 2026-11-02
EUVDEUVD-2014-0221 No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
EUVD-2014-0221- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jg4j-hqh7-5qcx No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3...
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
GHSA-jg4j-hqh7-5qcx- Weakness
- CWE-287
- Updated
- 2026-11-02
OSV No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
CVE-2014-0166- Updated
- 2026-11-02
OSVDEBIAN-CVE-2014-0166 No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
DEBIAN-CVE-2014-0166- Updated
- 2026-11-02
OSVMGASA-2014-0254 No score
Updated wordpress package fixes multiple vulnerabilities
Updated wordpress package fixes security vulnerabilities:
WordPress before 3.7.2 allows remote authenticated users to publish posts by leveraging the Contributor role, related to wp-admin/includes/post.php and wp-admin/includes/class-wp-posts-list-table.php (CVE-2014-0165).
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie (CVE-2014-0166).
The wordpress package has been updated to version 3.9.1, fixing these and other issues.
- Record
MGASA-2014-0254- Updated
- 2026-11-02
OSVUBUNTU-CVE-2014-0166 No score
The wp_validate_auth_cookie function in wp-includes/pluggable.php in WordPress before 3.7.2 and 3.8.x before 3.8.2 does not properly determine the validity of authentication cookies, which makes it easier for remote attackers to obtain access via a forged cookie.
- Record
UBUNTU-CVE-2014-0166- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wordpressDebian:12 |
before 3.8.2+dfsg-1 | 3.8.2+dfsg-1 |
wordpressDebian:13 |
before 3.8.2+dfsg-1 | 3.8.2+dfsg-1 |
wordpressDebian:14 |
before 3.8.2+dfsg-1 | 3.8.2+dfsg-1 |
wordpressDebian:6.0 From an advisory covering 2 CVEs |
before 3.6.1+dfsg-1~deb6u2, plus listed versions 3.0.4+dfsg-13.0.5+dfsg-0+squeeze13.0.5+dfsg-13.2.1+dfsg-13.2.1+dfsg-2 Show 18 moreShow less3.2.1+dfsg-33.3+dfsg-13.3.1+dfsg-13.3.2+dfsg-13.3.2+dfsg-1~squeeze13.4+dfsg-13.4+dfsg-23.4+dfsg-33.4.1+dfsg-13.4.2+dfsg-13.5+dfsg-13.5.1+dfsg-13.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-13.6.1+dfsg-1~deb6u1 |
3.6.1+dfsg-1~deb6u2 |
wordpressDebian:7 From an advisory covering 2 CVEs |
before 3.6.1+dfsg-1~deb7u2, plus listed versions 3.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-1 Show 10 moreShow less3.6.1+dfsg-1~deb6u13.6.1+dfsg-1~deb6u23.6.1+dfsg-1~deb6u33.6.1+dfsg-1~deb6u43.6.1+dfsg-1~deb6u53.6.1+dfsg-1~deb6u63.6.1+dfsg-1~deb6u73.6.1+dfsg-1~deb6u83.6.1+dfsg-1~deb6u93.6.1+dfsg-1~deb7u1 |
3.6.1+dfsg-1~deb7u2 |
wordpressMageia:3 From an advisory covering 2 CVEs |
before 3.9.1-1.mga3 | 3.9.1-1.mga3 |
wordpressMageia:4 From an advisory covering 2 CVEs |
before 3.9.1-1.mga4 | 3.9.1-1.mga4 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Ettack/POC-CVE-2014-0166 | 2014-04-26 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-0166 is a medium vulnerability (CVSS 6.4) in Wordpress, published April 9, 2014. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 9.17%, the 95th percentile. Fixed in wordpress 3.8.2+dfsg-1.
References
codex.wordpress.org/Version_3.7.2
bugzilla.redhat.com/show_bug.cgi?id=1085858
debian.org/security/2014/dsa-2901
core.trac.wordpress.org/changeset/28054
nvd.nist.gov/vuln/detail/CVE-2014-0166