CVE-2026-63758: SurrealDB versions before 3.1.0 contain an authorization bypass vulnerability in the KILL statement that allows authenticated database users to terminate other users' LIVE SELECT s
SurrealDB versions before 3.1.0 contain an authorization bypass vulnerability in the KILL statement that allows authenticated database users to terminate other users' LIVE SELECT subscriptions. Attackers can issue KILL statements with target live query UUIDs to disrupt real-time data subscriptions of other users without ownership verification.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-63758
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-637580.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-63758 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for SurrealDB
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-63763: SurrealDB before 2.5.0 and before 3.0.0-beta.3 contains a confused deputy privilege escalation…nvd · 2026-07-20
- mediumCVE-2026-63762: SurrealDB before v2.6.1 (and before v3.0.0-beta.3) contains a denial of service vulnerability …nvd · 2026-07-20
- mediumCVE-2026-63761: SurrealDB before 3.1.0 silently substitutes the ES384 algorithm when a JWT access method is co…nvd · 2026-07-20
- highCVE-2026-63760: SurrealDB before 3.1.0 fails to enforce the configured recursion depth limit in the value and …nvd · 2026-07-20
- mediumCVE-2026-63759: SurrealDB before 3.1.0 fails to enforce recursion depth limits in the type/kind parser when pr…nvd · 2026-07-20
- highCVE-2026-63757: SurrealDB versions before 3.1.0 contain a session hijacking vulnerability where the HTTP /rpc …nvd · 2026-07-20
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