WordPress security changelog
HIGH CVE-2014-4725 Modified

Wysija Newsletters: A security weakness

Wysija Newsletters is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.

CVE / CNA score 7.5 CVSS · cve@mitre.org
NVD score 7.5 CVSS 2.0 · nvd@nist.gov
Component
Wysija Newsletters
Plugin slug
wysija-newsletters
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jul 27, 2014
Weakness
CWE-287 — Improper Authentication

This CVE was published Jul 27, 2014 and is one of 5 known issues for this plugin.

What to do

Update, patch or deactivate.

Update Wysija Newsletters to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

The MailPoet Newsletters (wysija-newsletters) plugin before 2.6.7 for WordPress allows remote attackers to bypass authentication and execute arbitrary PHP code by uploading a crafted theme using wp-admin/admin-post.php and accessing the theme in wp-content/uploads/wysija/themes/mailp/.

NVD vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

References

Primary and upstream sources