CVE-2026-63736 SurrealDB before 3.2.0 SSRF via JWKS URL hostname resolution

Medium 5.1 Published 20 Jul 2026 Updated 28 Jul 2026

An Owner role attacker can exploit a hostname validation flaw in SurrealDB's JWKS fetcher to force the server to make requests to internal private or loopback addresses.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-63736?

CVE-2026-63736 is a medium-severity server-side request forgery vulnerability in Surrealdb Surrealdb, published on 20 Jul 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

SurrealDB before 3.2.0 contains a server-side request forgery vulnerability in the JWKS fetcher that validates only the URL hostname string against allow-lists without checking resolved IP addresses. An Owner role attacker can point an access method at an allow-listed hostname resolving to private or loopback addresses, causing the server to issue GET requests to internal addresses that would be blocked by direct URL.

Weakness: CWE-918

Which versions are affected by CVE-2026-63736?

It affects 1 product.

Products include Surrealdb Surrealdb.

How do I fix CVE-2026-63736?

No fix has been published for CVE-2026-63736 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-63736 being exploited?

There is no known exploitation of CVE-2026-63736 in the wild and no public exploit code.

All Surrealdb Surrealdb vulnerabilities

Sources

Also known as GHSA-qrjc-jcj4-56p7.