WordPress plugin
WP Ultimate Email Marketer <= 1.2.0 — Authentication Bypass
CVE-2013-3264Published · Updated Action summary
Affected: ≤1.2.0No patch available
What to do until a fix ships- Severity
- Critical9.8
- CVSS
- 9.8CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Weakness
- CWE-287 Improper Authentication
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
WP Ultimate Email Marketer wp-ultimate-email-marketer
- Affected≤ 1.2.0
- PatchedNo fix yet
No patched version available.
You are affected if you run ≤ 1.2.0. No fixed version has been released.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under WP Ultimate Email Marketer.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch WP Ultimate Email Marketer to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Han Lee.
The WP Ultimate Email Marketer plugin 1.2.0 and possibly earlier for Wordpress does not properly restrict access to (1) list/edit.php and (2) campaign/editCampaign.php, which allows remote attackers to modify list or campaign data.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in WP Ultimate Email Marketer
All 3| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.1 | Stored Cross-Site Scripting ≤1.1.0No patch available | CVE-2014-4600 | |
| Medium6.1 | Cross-Site Scripting ≤1.2.0No patch available | CVE-2013-3263 |
- Medium6.1Stored Cross-Site Scripting
≤1.1.0No patch available
- Medium6.1Cross-Site Scripting
≤1.2.0No patch available
Timeline
CVE published
Severity critical, CVSS 9.8
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.