github.comConfirmation
https://github.com/haxtheweb/issues/security/advisories/GHSA-g7v2-r32q-jf5v CVE-2026-46398
HIGH
HAX CMS Missing Secure Flag on Cookie
Record summary
CVE-2026-46398 has a selected CVSS score of 8.8 (high).
Description
HAX CMS helps manage microsite universe with PHP or NodeJs backends. Starting in version 25.0.0 and prior to version 26.0.0, the haxcms_refresh_token cookie is set without the Secure flag. This allows it to be transmitted over unencrypted HTTP, making it vulnerable to theft via packet sniffing on the network. Version 26.0.0 fixes the issue.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationNone
AutomatableYes
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Jun 5, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
haxcms-phpBrowse haxtheweb / haxcms-php | CVE List | >= 25.0.0, < 26.0.0 | affected |