CVE-2026-46393: HAXcms createSite SSRF Enables Arbitrary File Read

May 19, 2026 (updated June 9, 2026)

An authenticated Server-Side Request Forgery (SSRF) vulnerability in HAXcms allows users to fetch arbitrary internal or local resources and write the responses to a web-accessible directory, enabling arbitrary file read and internal network access.

References

github.com/advisories/GHSA-q862-gcgq-5m6g
github.com/haxtheweb/issues/security/advisories/GHSA-q862-gcgq-5m6g
nvd.nist.gov/vuln/detail/CVE-2026-46393

Code Behaviors & Features

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