CVE-2026-83543 — MEDIUM (4.1)

Vulnerability Description

The Greenshift WordPress plugin before 13.2.0 does not validate a user-supplied URL before fetching it server-side, allowing users with contributor-level access and above to make the server issue requests to arbitrary hosts and read the response.

CVSS Score

4.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-918

References

https://wpscan.com/vulnerability/902e46ad-e577-4a3e-be19-a3bcc75ece77/

FAQ

What is CVE-2026-83543?

CVE-2026-83543 is a vulnerability with a CVSS score of 4.1 (MEDIUM). The Greenshift WordPress plugin before 13.2.0 does not validate a user-supplied URL before fetching it server-side, allowing users with contributor-level access and above to make the server issue req...

How severe is CVE-2026-83543?

CVE-2026-83543 has been rated MEDIUM with a CVSS base score of 4.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-83543?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.