CVE-2026-63756
SurrealDB before 3.1.0 Privilege Escalation via RPC Session Race Condition
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
SurrealDB versions before 3.1.0 contain a time-of-check/time-of-use race condition in the HTTP /rpc endpoint that allows unauthenticated requests to inherit authenticated session state. Unauthenticated attackers can send concurrent requests to the /rpc endpoint while legitimate authenticated traffic is active to execute operations with hijacked user privileges.
| CWE | CWE-362 |
| Vendor | surrealdb |
| Product | surrealdb |
| Published | Jul 20, 2026 |
Stay Ahead of the Next One
Get instant alerts for surrealdb surrealdb
Be the first to know when new high vulnerabilities affecting surrealdb surrealdb are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
surrealdb / surrealdb
0 < 3.1.0
References
Credits
🔍 addcontent