CVE-2025-49983 MEDIUM

CVE-2025-49983: WordPress WPThumb plugin <= 0.10 - Server Side Request Forgery (SSRF) Vulnerability

Vendor Joe Hoyle

Product WPThumb

Weakness CWE-918 · SSRF

Published June 20, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

4.9/10

Attack vector Network

Attack complexity High

Privileges required Low

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Server-Side Request Forgery (SSRF) vulnerability in Joe Hoyle WPThumb wp-thumb allows Server Side Request Forgery.This issue affects WPThumb: from n/a through <= 0.10.

Explanation of Vulnerability in Simple Terms

02Summary

WPThumb versions 0.10 and earlier contain a server-side request forgery vulnerability. An authenticated attacker with low privileges can make the site send HTTP requests to internal or external systems on their behalf. The impact is limited to reading non-sensitive data and making minor modifications. No user interaction is required.

What an attacker can do

03Attacker Capabilities

Make the site send HTTP requests to internal systems or external URLs to read data or trigger actions.

Potential impact on your site

04Site Impact

An authenticated user can probe your internal network or make outbound requests from your server, potentially exposing internal services or data.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account on the site (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

June 20, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-49983 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/918.html AskarLabs — CWE-918 write-up Server-Side Request Forgery

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