What is CVE-2021-4434?

CVE-2021-4434 is a critical-severity vulnerability in Warfareplugins Social Sharing Plugin – Warfare, classified under Code Injection. CVSS score: 10.0/10. Published 2024-01-17.

How severe is CVE-2021-4434?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2021-4434 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Warfareplugins Social Sharing Plugin – Warfare

CVE-2021-4434

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.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Warfareplugins Social Sharing Plugin – Warfare — versions 0
Warfareplugins Social_warfare

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2021-4434?: CVE-2021-4434 is a critical-severity vulnerability in Warfareplugins Social Sharing Plugin – Warfare, classified under Code Injection. CVSS score: 10.0/10. Published 2024-01-17.
How severe is CVE-2021-4434?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2021-4434 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.