PatchTheCVECVE-2026-63762: SurrealDB before v2.6.1 (and before v3.0.0-beta.3) contains a denial of service vulnerability in its embedded
CVE-2026-63762 is a medium-severity flaw (CVSS 6.5) affecting surrealdb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
SurrealDB before v2.6.1 (and before v3.0.0-beta.3) contains a denial of service vulnerability in its embedded JavaScript scripting engine, which is enabled via the --allow-scripting capability (disabled by default). Any user able to execute arbitrary queries — including unauthenticated guests when --allow-guests is enabled — can use built-in string functions to construct a large string and pass it to the JavaScript runtime for compilation, trigge
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.5 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.4% (top 61%) |
| CISA exploited list | No |
| Weakness | CWE-476 |
| Published | 2026-07-20 |
| Last modified | 2026-07-22 |
Last updated 2026-07-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-63762?
surrealdb: upgrade to 2.6.1. Exact commands for each OS are on this page.
Is CVE-2026-63762 being exploited?
CVE-2026-63762 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-63762 affect?
CVE-2026-63762 affects surrealdb. Severity is medium (CVSS 6.5). SurrealDB before v2.6.1 (and before v3.0.0-beta.3) contains a denial of service vulnerability in its embedded JavaScript scripting engine, which is enabled via the --allow-scripting capability (disabled by default). Any user able to execute
How urgent is CVE-2026-63762?
Priority 32/100. No elevated risk signals yet.
Related CVEs
- CVE-2026-63734 MEDIUM 4.9 UPGRADE SurrealDB versions before 3.2.0 contain a denial of service vulnerability in the SurrealML header parser that
- CVE-2026-63761 MEDIUM 4.3 UPGRADE SurrealDB before 3.1.0 silently substitutes the ES384 algorithm when a JWT access method is configured with AL
- CVE-2026-63746 MEDIUM 6.5 UPGRADE SurrealDB versions before 3.1.0 fail to enforce table SELECT permissions when traversing graph edges or back-r
- CVE-2026-63745 MEDIUM 5.4 UPGRADE SurrealDB versions before 3.1.0 contain an authorization bypass vulnerability where authenticated users can sp
- CVE-2025-71390 HIGH 8.8 UPGRADE SurrealDB before 2.2.6, 2.3.6, and 2.1.8 (and 3.0.0-alpha.7 and earlier) fails to validate DNS-resolved hostna