Missing Origin Validation in WebSockets Affecting org.apache.helix:helix-rest package, versions [,2.0.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published9 Jul 2026
- disclosed9 Jul 2026
- creditAastha Aggarwal
Introduced: 9 Jul 2026
CVE-2026-57111 (opens in a new tab)How to fix?
Upgrade org.apache.helix:helix-rest to version 2.0.1 or higher.
Overview
Affected versions of this package are vulnerable to Missing Origin Validation in WebSockets via the CORSFilter process. An attacker can access sensitive administrative REST endpoints by enticing an authorized user to visit a malicious web page, which then issues cross-origin requests and reads responses due to overly permissive CORS headers.