CVE-2026-63743
MEDIUMSurrealDB before 3.1.0 Port-Specific Deny Rule Bypass via HTTP Redirect
Title source: cnaDescription
SurrealDB before 3.1.0 contains a capability bypass vulnerability in HTTP redirect handling that allows authenticated users to circumvent port-scoped --deny-net rules. Attackers can chain an HTTP redirect from an allowed hostname to a denied host:port combination, and the redirect is followed because the port information is dropped during redirect policy evaluation.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-97vg-427p-8hx5)
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-97vg-427p-8hx5
Third Party Advisory third-party-advisory
VulnCheck Advisory: SurrealDB before 3.1.0 Port-Specific Deny Rule Bypass via HTTP Redirect
https://www.vulncheck.com/advisories/surrealdb-before-port-specific-deny-rule-bypass-via-http-redirect
Scores
CVSS v3
6.4
EPSS
0.0018
EPSS Percentile
7.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-918
Status
published
Products (2)
surrealdb/surrealdb
< 3.1.0 (2 CPE variants)
surrealdb/surrealdb
3.1.0
Published
Jul 20, 2026
Tracked Since
Jul 20, 2026