Melhor Envio <= 2.11.19 — Cross-Site Request Forgery and Authenticated Settings Change
8a345197-d8ba-47ef-a88c-c9e45ddc0319Published · Updated Action summary
Affected: ≤2.11.19Update to 2.11.20 or newer
All remediation steps- Severity
- Medium5.4
- CVSS
- 5.4CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:RUser interaction- Required
S:UScope- Unchanged
C:LConfidentiality- Low
I:LIntegrity- Low
A:NAvailability- None
- Weakness
- CWE-285 Improper Authorization
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Melhor Envio melhor-envio-cotacao
- Affected≤ 2.11.19
- Patched in2.11.20
Update to 2.11.20 or newer.
You are affected if you run ≤ 2.11.19. Version 2.11.20 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Melhor Envio.
- 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
- Update to version 2.11.20, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Melhor Envio to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence.
The Melhor Envio plugin for WordPress is vulnerable to authenticated settings changes and Cross-Site Request Forgery in versions up to, and including, 2.11.19. This allowed any authenticated user to directly modify plugin settings, and allowed unauthenticated users to modify the same settings if they could trick an authenticated user into performing an action, such as clicking a link.
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 Melhor Envio
All 3| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium4.3 | Missing Authorization ≤2.16.3Update to 2.16.4 | CVE-2026-54804 | |
| Medium5.3 | Unauthenticated Sensitive Information Exposure via Hardcoded Hash ≤2.15.11Update to 2.15.12 | CVE-2024-13820 |
- Medium4.3Missing Authorization
≤2.16.3Update to 2.16.4
- Medium5.3Unauthenticated Sensitive Information Exposure via Hardcoded Hash
≤2.15.11Update to 2.15.12
Timeline
CVE published
Severity medium, CVSS 5.4
Record last updated
Sources & licenses
- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- 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.