CVE-2026-71286 ember-dynamic-render-template Client-Side Template Injection via Unsanitized templateString
Attackers can execute arbitrary code by injecting malicious templates into the render-template component of the ember-dynamic-render-template library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-71286?
CVE-2026-71286 is a medium-severity code injection vulnerability in miguelcobain ember-dynamic-render-template, published on 5 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The render-template component of ember-dynamic-render-template (addon/components/render-template.js) passes its property directly into Ember/Glimmer's compileTemplate (from @ember/template-compilation) with no sanitization, allow-listing, or validation of the input.
Weakness: CWE-1336
Which versions are affected by CVE-2026-71286?
How do I fix CVE-2026-71286?
No fix has been published for CVE-2026-71286 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-71286 being exploited?
There is no known exploitation of CVE-2026-71286 in the wild and no public exploit code.
Sources
Also known as GHSA-pvmf-8hpv-qh7r.