Server-side Request Forgery (SSRF) Affecting processwire/processwire package, versions >=0.0.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-PHP-PROCESSWIREPROCESSWIRE-16109594
- published19 Apr 2026
- disclosed15 Apr 2026
- creditPiyush Kumar Shukla
Introduced: 15 Apr 2026
CVE-2026-40500 (opens in a new tab)How to fix?
There is no fixed version for processwire/processwire.
Overview
processwire/processwire is a CMS/CMF.
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) in the Add Module From URL process. An attacker can access internal network resources and sensitive endpoints by supplying arbitrary URLs to the module download parameter, causing the server to make outbound HTTP requests to attacker-controlled hosts. This enables internal network port scanning, host enumeration, and potential access to cloud instance metadata endpoints.