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CVE-2025-71391— SurrealDB before 2.2.2 Denial of Service via /sql endpoint

AI Predicted 7.5 Difficulty: Easy EPSS 0.27% · P18

Affected Version Matrix 6

VendorProductVersion RangeStatus
surrealdbsurrealdb< 2.2.2affected
2.2.2unaffected
< 2.1.5affected
2.1.5unaffected
< 2.0.5affected
2.0.5unaffected
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I. Basic Information for CVE-2025-71391

Vulnerability Information
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Vulnerability Title
SurrealDB before 2.2.2 Denial of Service via /sql endpoint
Source: NVD (National Vulnerability Database)
Vulnerability Description
SurrealDB versions before 2.2.2 contain an uncaught exception vulnerability in the net module that allows authenticated users to crash the database. Attackers can send crafted HTTP queries containing null bytes to the /sql endpoint, causing an unhandled exception that crashes the SurrealDB instance and any dependent applications.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
未捕获的异常
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
surrealdbsurrealdb 0 ~ 2.2.2 -
surrealdbsurrealdb 0 ~ 2.1.5 -
surrealdbsurrealdb 0 ~ 2.0.5 -

II. Public POCs for CVE-2025-71391

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III. Intelligence Information for CVE-2025-71391

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Vendor Advisories for CVE-2025-71391 (2)

Same Patch Batch · surrealdb · 2026-07-18 · 24 CVEs total

CVE-2023-543668.8 HIGHSurrealDB before 1.0.1 Insecure Default Table Permissions
CVE-2024-583628.8 HIGHSurrealDB before 1.5.5 Query Injection via RPC API
CVE-2024-583668.5 HIGHSurrealDB before 1.1.1 Format String via Scripting Functions
CVE-2024-583687.5 HIGHSurrealDB before 1.1.0 Denial of Service via HTTP Headers
CVE-2024-583646.5 MEDIUMSurrealDB before 1.2.1 Denial of Service via Parsing Error
CVE-2024-583596.5 MEDIUMSurrealDB before 2.1.0 Denial of Service via rand() Sorting
CVE-2024-583576.5 MEDIUMSurrealDB before 2.1.0 Denial of Service via rand::time()
CVE-2024-583706.5 MEDIUMSurrealDB before 1.1.0 Uncontrolled Recursion Denial of Service
CVE-2024-583616.5 MEDIUMSurrealDB before 2.0.4 Denial of Service via Parser Exception
CVE-2024-583656.5 MEDIUMSurrealDB before 1.2.0 Denial of Service via Nonexistent Function
CVE-2024-583696.5 MEDIUMSurrealDB before 1.1.1 Denial of Service via Global Parameters
CVE-2024-583636.3 MEDIUMSurrealDB before 1.5.4 Authentication Bypass via Database Switch
CVE-2024-583584.9 MEDIUMSurrealDB before 2.1.0 Denial of Service via Nonexistent Role
CVE-2024-58367SurrealDB before 2.0.4 Improper Authorization via SELECT Permissions
CVE-2024-58356SurrealDB before 2.1.4 Permission Bypass via DEFINE TABLE OVERWRITE
CVE-2025-71392SurrealDB before 2.2.2 SurrealQL Injection via export
CVE-2025-71398SurrealDB before 2.2.2 SSRF via HTTP Redirect Bypass
CVE-2025-71390SurrealDB before 2.3.6 deny-net Bypass via DNS Resolution
CVE-2025-71394SurrealDB before 2.2.2 Local File Read via DEFINE ANALYZER
CVE-2025-71397SurrealDB before 2.2.2 CPU Exhaustion via nested FOR loops

Showing top 20 of 24 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: surrealdb
Same vendor: surrealdb
Same weakness: CWE-248

V. Comments for CVE-2025-71391

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