CVE-2026-30964: Webauthn Framework: allowed_origins collapses URL-like origins to host-only values, bypassing exact origin validation

CVE-2026-30964 · Severity: low · CVSS 3.1 · Published 2026-03-10

Webauthn Framework: allowed_origins collapses URL-like origins to host-only values, bypassing exact origin validation

Technologies: web-auth/webauthn-framework (Packagist), web-auth/webauthn-lib (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2026-30964 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-30964 being exploited in the wild.
How severe is CVE-2026-30964?
Low severity, with a CVSS score of 3.1, published 10 March 2026.
Which products and versions are affected?
web-auth/webauthn-framework (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4; web-auth/webauthn-lib (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4; web-auth/webauthn-symfony-bundle (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4.
Is there a fix for CVE-2026-30964?
Yes. web-auth/webauthn-framework (Packagist): upgrade to 5.2.4 or later; web-auth/webauthn-lib (Packagist): upgrade to 5.2.4 or later; web-auth/webauthn-symfony-bundle (Packagist): upgrade to 5.2.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-30964?
Check whether you run web-auth/webauthn-framework (Packagist), web-auth/webauthn-lib (Packagist) or web-auth/webauthn-symfony-bundle (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • web-auth/webauthn-framework (Packagist): upgrade to 5.2.4 or later
    composer require web-auth/webauthn-framework:^5.2.4
  • web-auth/webauthn-lib (Packagist): upgrade to 5.2.4 or later
    composer require web-auth/webauthn-lib:^5.2.4
  • web-auth/webauthn-symfony-bundle (Packagist): upgrade to 5.2.4 or later
    composer require web-auth/webauthn-symfony-bundle:^5.2.4

Affected products

  • web-auth/webauthn-framework (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4
  • web-auth/webauthn-lib (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4
  • web-auth/webauthn-symfony-bundle (Packagist) ECOSYSTEM:introduced=5.2.0,fixed=5.2.4

Identifiers

  • CVE-2026-30964
  • GHSA-f7pm-6hr8-7ggm

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