CVE-2025-71391
HIGHSurrealDB before 2.2.2 Denial of Service via /sql endpoint
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-rq86-9m6r-cm3g)
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-rq86-9m6r-cm3g
Third Party Advisory third-party-advisory
VulnCheck Advisory: SurrealDB before 2.2.2 Denial of Service via /sql endpoint
https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-sql-endpoint
Scores
CVSS v4
7.1
EPSS
0.0027
EPSS Percentile
18.4%
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-248
Status
published
Products (6)
surrealdb/surrealdb
< 2.0.5
surrealdb/surrealdb
< 2.1.5
surrealdb/surrealdb
< 2.2.2
surrealdb/surrealdb
2.0.5
surrealdb/surrealdb
2.1.5
surrealdb/surrealdb
2.2.2
Published
Jul 18, 2026
Tracked Since
Jul 18, 2026