CVE-2026-8417

Concrete CMS 9.5.0 and below does not validate a CSRF token before processing requests to /dashboard/extend/update/doupdate/. The doupdate method in concrete/controllers/singlepage/dashboard/extend/update.php checks only canInstallPackages before executing upgradeCoreData and upgrade on the named...

CVE-2026-8426

Concrete CMS 9.5.0 and below does not validate a CSRF token before processing requests to /dashboard/extend/update/prepareremoteupgrade/. An attacker who controls the remote package returned for a known marketplace item ID can overwrite the package PHP on disk and force its upgrade method to...

CVE-2026-8134

Concrete CMS 9.5.0 and below fails to sanitize path traversal sequences in the ptComposerFormLayoutSetControlCustomTemplate field when saving page type composer form layouts. An authenticated rogue administrator with composer form editing rights can exploit this to include arbitrary readable file...

CVE-2026-8428

Concrete CMS 9.5.0 and below emits a CSRF token in the localavailableupdate.php view $token-output'doupdate' but the corresponding doupdate method in concrete/controllers/singlepage/dashboard/system/update/update.php never calls $this-token-validate'doupdate'. The form is rendered as a POST form,...

CVE-2026-46496

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of the component. The component allows javascript: URIs in the source attribute, which are executed when the page is...

CVE-2026-46496 HAX CMS: Stored XSS via '<video-player>' component allows arbitrary JavaScript execution and token theft

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of the component. The component allows javascript: URIs in the source attribute, which are executed when the page is...

EUVD-2026-34892

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of the component. The component allows javascript: URIs in the source attribute, which are executed when the page is...

CVE-2026-46496 HAX CMS: Stored XSS via '<video-player>' component allows arbitrary JavaScript execution and token theft

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of the component. The component allows javascript: URIs in the source attribute, which are executed when the page is...

CVE-2026-46496

HAX CMS is affected by a stored XSS in the component. Versions prior to 26.0.0 fail to sanitize input in the source/source-data attributes, allowing javascript: URIs that execute attacker-controlled JavaScript in victims’ browsers. This can lead to token exposure (e.g., JWTs) and other sensitive...

CVE-2026-46396

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of elements. The application allows javascript: URIs in the src attribute, which are executed when a malicious page ...

CVE-2026-46396 HAX CMS has a stored XSS via <iframe> that allows access to sensitive client-side data and account takeover

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of elements. The application allows javascript: URIs in the src attribute, which are executed when a malicious page ...

CVE-2026-46396 HAX CMS has a stored XSS via <iframe> that allows access to sensitive client-side data and account takeover

HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting XSS vulnerability exists in versions prior to 26.0.0 due to improper sanitization of elements. The application allows javascript: URIs in the src attribute, which are executed when a malicious page ...

CVE-2026-46396

CVE-2026-46396 stems from a stored XSS in HAX CMS prior to 26.0.0, caused by improper sanitization of elements that permit javascript: in the src attribute. When a victim views a page containing such an iframe, arbitrary JavaScript can execute in the browser context, enabling access to sensitive...

EUVD-2026-34890

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an attack chain utilizing Stored XSS alongside dynamic token exposure in the /system/api/connectionSettings endpoint allows an authenticated attacker to perform a complete cross-tenant account takeover...

CVE-2026-46511 HAXcms: Mass Token Exfiltration and Cross-Tenant Hijack

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an attack chain utilizing Stored XSS alongside dynamic token exposure in the /system/api/connectionSettings endpoint allows an authenticated attacker to perform a complete cross-tenant account takeover...

CVE-2026-46511 HAXcms: Mass Token Exfiltration and Cross-Tenant Hijack

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an attack chain utilizing Stored XSS alongside dynamic token exposure in the /system/api/connectionSettings endpoint allows an authenticated attacker to perform a complete cross-tenant account takeover...

EUVD-2026-34886

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, the hmacBase64 function in the HAXcms Node.js backend contains two critical cryptographic implementation errors that together allow any unauthenticated attacker to extract the system’s private signing ke...

CVE-2026-46394 HAX CMS Vulnerable to Command Injection using Git.php

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an OS command injection vulnerability exists in the Git.php library of the HAXcms PHP backend. The application constructs shell command strings using unsanitized input and executes them via procopen. An...

CVE-2026-46394 HAX CMS Vulnerable to Command Injection using Git.php

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an OS command injection vulnerability exists in the Git.php library of the HAXcms PHP backend. The application constructs shell command strings using unsanitized input and executes them via procopen. An...

EUVD-2026-34885

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an OS command injection vulnerability exists in the Git.php library of the HAXcms PHP backend. The application constructs shell command strings using unsanitized input and executes them via procopen. An...