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NVD description
Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. From version 8.0.0 to before version 8.19.0, in applications built with the Auth0 PHP SDK, cookies are encrypted with insufficient entropy, which may result in threat actors brute-forcing the encryption key and forging session cookies. This issue has been patched in version 8.19.0.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
STABLE
If you run products in this scope, you should treat this CVE as relevant to your environment.
CVE-2026-34236: Auth0-PHP Cookie Encryption Flaw - What It Means for Your Business and How to Respond https://hubs.li/Q04b0FZ30
Post summary
The text refers to a security advisory for CVE‑2026‑34236, a cookie encryption flaw in Auth0‑PHP, outlining its business impact and general response guidance.
🟠 CVE-2026-34236 - High Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. From version 8.0.0 to before version 8.19.0, in applications built with the Auth0 PHP SDK, cookies are encrypted with insu... https://www.thehackerwire.com/vulnerability/CVE-2026-34236/ https://t.co/wX37jWiu7t
Post summary
The tweet announces a high‑severity CVE‑2026‑34236 affecting Auth0 PHP SDK versions 8.0.0–8.18.9, where cookies are encrypted with insufficient protection, potentially allowing session manipulation.
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| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | auth0 | auth0-php | - | - | - |