CVE-2026-1181

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

CVE-2026-1181

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

CVE-2026-1181

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

CVE-2026-1181 Altium 365 Over-Permissive CORS Configuration Allows Credentialed Cross-Origin Workspace Access

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

CVE-2026-1181

CVE-2026-1181 involves Altium 365 where endpoints were configured with an overly permissive Cross-Origin Resource Sharing (CORS) policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. The root cause is the lax CORS configur...

CVE-2026-1181 Altium 365 Over-Permissive CORS Configuration Allows Credentialed Cross-Origin Workspace Access

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

Altium Forum security vulnerabilities

Altium Forum is an online community operated by Altium Corporation in the United States. There is a security vulnerability in Altium Forum, which stems from insufficient input cleaning on the server side. This vulnerability may lead to storage-based cross-site scripting attacks...

CVE-2026-1181: Permissive Cross-domain Policy with Untrusted Domains

Altium 365 workspace endpoints were configured with an overly permissive Cross-Origin Resource Sharing CORS policy that allowed credentialed cross-origin requests from other Altium-controlled subdomains, including forum.live.altium.com. As a result, JavaScript executing on those origins could...

PT-2026-3437

Name of the Vulnerable Software and Affected Versions Altium Forum affected versions not specified Description A stored cross-site scripting XSS issue exists in the Altium Forum because of insufficient server-side input sanitization of forum post content. An authenticated attacker can inject...

CVE-2026-1010

A stored cross-site scripting XSS vulnerability exists in the Altium Workflow Engine due to missing server-side input sanitization in workflow form submission APIs. A regular authenticated user can inject arbitrary JavaScript into workflow data. When an administrator views the affected workflow,...

CVE-2026-1011

A stored cross-site scripting XSS vulnerability exists in the Altium Support Center AddComment endpoint due to missing server-side input sanitization. Although the client interface applies HTML escaping, the backend accepts and stores arbitrary HTML and JavaScript supplied via modified POST...

CVE-2026-1008

A stored cross-site scripting XSS vulnerability exists in the user profile text fields of Altium 365. Insufficient server-side input sanitization allows authenticated users to inject arbitrary HTML and JavaScript payloads using whitespace-based attribute parsing bypass techniques. The injected...

CVE-2026-1011

A stored cross-site scripting XSS vulnerability exists in the Altium Support Center AddComment endpoint due to missing server-side input sanitization. Although the client interface applies HTML escaping, the backend accepts and stores arbitrary HTML and JavaScript supplied via modified POST...

CVE-2026-1011

A stored cross-site scripting XSS vulnerability exists in the Altium Support Center AddComment endpoint due to missing server-side input sanitization. Although the client interface applies HTML escaping, the backend accepts and stores arbitrary HTML and JavaScript supplied via modified POST...

Altium 365 security vulnerabilities

Altium 365 is a product design and development platform provided by the American company Altium. There is a security vulnerability in Altium 365, which stems from the lack of server-side input validation in the AddComment endpoint. This vulnerability may lead to storage-based cross-site scripting...

CVE-2026-1011: Improper Neutralization of Input During Web Page Generation

A stored cross-site scripting XSS vulnerability exists in the Altium Support Center AddComment endpoint due to missing server-side input sanitization. Although the client interface applies HTML escaping, the backend accepts and stores arbitrary HTML and JavaScript supplied via modified POST...

CVE-2026-1009

A stored cross-site scripting XSS vulnerability exists in the Altium Forum due to missing server-side input sanitization in forum post content. An authenticated attacker can inject arbitrary JavaScript into forum posts, which is stored and executed when other users view the affected post...

CVE-2026-1009

A stored cross-site scripting XSS vulnerability exists in the Altium Forum due to missing server-side input sanitization in forum post content. An authenticated attacker can inject arbitrary JavaScript into forum posts, which is stored and executed when other users view the affected post...

CVE-2026-1010

A stored cross-site scripting XSS vulnerability exists in the Altium Workflow Engine due to missing server-side input sanitization in workflow form submission APIs. A regular authenticated user can inject arbitrary JavaScript into workflow data. When an administrator views the affected workflow,...

CVE-2026-1010

A stored cross-site scripting XSS vulnerability exists in the Altium Workflow Engine due to missing server-side input sanitization in workflow form submission APIs. A regular authenticated user can inject arbitrary JavaScript into workflow data. When an administrator views the affected workflow,...