Medium severity · published Jul 20, 2026
CVE-2026-63748
SurrealDB before 3.1.0 Information Disclosure via Error Messages
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
SurrealDB versions before 3.1.0 contain an information disclosure vulnerability where authenticated users with UPDATE access can read field values hidden by field-level SELECT permissions through error messages. Attackers can trigger arithmetic or extend operations on hidden fields to embed raw operand values in error responses, bypassing field-level access controls.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
surrealdb · surrealdb
before 3.1.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-63748
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-63748
Vendor Advisory
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-6g9v-7gq3-p2c6
Third Party Advisory
https://www.vulncheck.com/advisories/surrealdb-before-information-disclosure-via-error-messages
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