WordPress plugin
Social Warfare <= 3.5.2 — Remote Code Execution
CVE-2021-4434Published · Updated Action summary
Affected: <3.5.3Update to 3.5.3 or newer
All remediation steps- Severity
- Critical10.0
- CVSS
- 10.0CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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:CScope- Changed
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Social Sharing Plugin – Social Warfare social-warfare
- Affected< 3.5.3
- Patched in3.5.3
Update to 3.5.3 or newer.
You are affected if you run < 3.5.3. Version 3.5.3 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Social Sharing Plugin – Social Warfare.
- 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 3.5.3, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Social Sharing Plugin – Social Warfare to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Raed Ahsan.
The Social Warfare plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 3.5.2 via the 'swp_url' parameter. This allows attackers to execute code on the server.
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 Social Sharing Plugin – Social Warfare
All 9| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤4.5.5Update to 4.5.6 | CVE-2025-26973 | |
| Critical10.0 | Injected Backdoor 4.4.6.4 – 4.4.7.1Update to 4.4.7.3 | CVE-2024-6297 | |
| Medium4.3 | Cross-Site Request Forgery ≤4.4.5.1Update to 4.4.6 | CVE-2024-34825 | |
| Medium6.4 | Authenticated(Contributor+) Stored Cross-Site Scripting via Shortcode ≤4.4.6.1Update to 4.4.6.2 | CVE-2024-1959 | |
| Medium6.4 | Social Warfare <= 4.4.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode ≤4.4.3Update to 4.4.4 | CVE-2023-4842 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤4.5.5Update to 4.5.6
- Critical10.0Injected Backdoor
4.4.6.4 – 4.4.7.1Update to 4.4.7.3
- Medium4.3Cross-Site Request Forgery
≤4.4.5.1Update to 4.4.6
- Medium6.4Authenticated(Contributor+) Stored Cross-Site Scripting via Shortcode
≤4.4.6.1Update to 4.4.6.2
- Medium6.4Social Warfare <= 4.4.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
≤4.4.3Update to 4.4.4
Timeline
CVE published
Severity critical, CVSS 10.0
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- [object Object]. 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.