SurrealDB before 2.2.2 Memory Exhaustion via string::replace
Impact
SurrealDB versions before 2.2.2 have a memory exhaustion vulnerability in the string::replace function. An authenticated attacker can cause denial of service through unbounded string allocations. The weakness is due to excessive size value in memory allocation.
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 a memory exhaustion vulnerability in the string::replace function that fails to restrict resulting string length when using regex patterns. An authenticated attacker can craft a malicious query to exhaust server memory through unbounded string allocations, causing denial of service.
Inside the record
Evidence available
Describes the evidence in this view, not whether the product is safe.
Original records
CVE-2025-71395View 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.