SurrealDB before 2.2.2 Denial of Service via /sql endpoint
Impact
SurrealDB versions before 2.2.2 are vulnerable to a denial of service via the /sql endpoint, where authenticated users can crash the database by sending crafted HTTP queries containing null bytes. This is due to an uncaught exception vulnerability in the net module. The impact is a crash of the SurrealDB instance and dependent applications.
Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.Affected packages
Affected products
Vendor version evidence. Product records are separate from automatic dependency matching.
surrealdb · VulnCheck
surrealdb
2 ranges
surrealdb · VulnCheck
surrealdb
Package identity
pkg:cargo/surrealdbExplore surrealdb →Identity supplied by VulnCheck. Version matching requires compatible range evidence.
Compare with this publisher’s ranges. This does not inspect your installation.
affected
2.2.0 → before 2.2.2
semver versions
unaffected
2.2.2
semver versions
Other versions: unaffected
surrealdb · VulnCheck
surrealdb
2 ranges
surrealdb · VulnCheck
surrealdb
Package identity
pkg:cargo/surrealdbExplore surrealdb →Identity supplied by VulnCheck. Version matching requires compatible range evidence.
Compare with this publisher’s ranges. This does not inspect your installation.
affected
2.1.0 → before 2.1.5
semver versions
unaffected
2.1.5
semver versions
Other versions: unaffected
surrealdb · VulnCheck
surrealdb
2 ranges
surrealdb · VulnCheck
surrealdb
Package identity
pkg:cargo/surrealdbExplore surrealdb →Identity supplied by VulnCheck. Version matching requires compatible range evidence.
Compare with this publisher’s ranges. This does not inspect your installation.
affected
0 → before 2.0.5
semver versions
unaffected
2.0.5
semver versions
Other versions: unaffected
Original source 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.
Inside the record
Evidence available
Describes the evidence in this view, not whether the product is safe.
Original records
CVE-2025-71391View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.
cve.new JSON →Underlying weaknesses
The source’s classification of what caused the vulnerability.
Environment requirements
These conditions apply together as specified by the publisher. A matching product name alone does not establish exposure.
VulnCheck · platform conditions
Any condition may hold
Vulnerable product
cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*From (inclusive): 2.2.0
Before: 2.2.2
Vulnerable product
cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*From (inclusive): 2.1.0
Before: 2.1.5
Vulnerable product
cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*Before: 2.0.5
Original applicability statements
[
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*",
"versionEndExcluding": "2.2.2",
"versionStartIncluding": "2.2.0"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*",
"versionEndExcluding": "2.1.5",
"versionStartIncluding": "2.1.0"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*",
"versionEndExcluding": "2.0.5"
}
]
}
]
}
]Contributing organizations · 2
Assigning organization
Additional data publisher
What changed
Follow changesLarge field values are marked as truncated previews. Original source snapshots remain retained.