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CVE-2026-10580 hippooo CVE debrief

CVE-2026-10580 is a critical vulnerability in the Hippoo Mobile App for WooCommerce plugin for WordPress. The plugin is vulnerable to Authentication Bypass leading to Administrator Account Takeover in all versions up to and including 1.9.4. This issue arises from a logic conflation in `HippooPermissions::get_user_permissions()`, which returns the same null sentinel for both administrators and unauthenticated visitors. This value is unconditionally interpreted as full administrator access by `HippooPermissions::has_role_access()`, causing `override_extension_permission_callback()` to assign `__return_true` as the permission callback for every WordPress and WooCommerce REST route cloned under `/wc-hippoo/v1/ext/` by `HippooControllerWithAuth::re_register_external_routes()`. Meanwhile, the `block_unauthorized_access()` pre-dispatch guard fails to block unauthenticated users for the same reason. This makes it possible for unauthenticated attackers to invoke any core REST endpoint without credentials. Most critically, sending a POST request to `/wc-hippoo/v1/ext/wp/v2/users/<id>` with a `{

Vendor
hippooo
Product
Hippoo Mobile App for WooCommerce
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-06-05
Advisory published
2026-06-05
Advisory updated
2026-06-05

Who should care

Users of the Hippoo Mobile App for WooCommerce plugin for WordPress, particularly those with administrative access to affected sites.

Technical summary

The Hippoo Mobile App for WooCommerce plugin for WordPress is vulnerable to Authentication Bypass leading to Administrator Account Takeover. The vulnerability exists due to flawed logic in permission checks, allowing unauthenticated attackers to gain full administrative control of the site.

Defensive priority

High

Recommended defensive actions

  • Update the Hippoo Mobile App for WooCommerce plugin to a version beyond 1.9.4.
  • Restrict access to the WordPress REST API to trusted sources only.
  • Monitor site activity for suspicious requests, especially to the `/wc-hippoo/v1/ext/` endpoint.

Evidence notes

The vulnerability was reported by [email protected]. Details can be found in the CVE record [cve-org] and NVD detail [nvd].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10580 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10580

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-10580 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10580

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.