CVE-2026-63758

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory published 2026-07-20. the CNA's CVSS baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:vulncheck, epss, ghsa
Trending — 3 sources updated this week
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.4
EG Score
5.4(high)
EG Risk
24(Track)
EG Risk 24/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity54% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

July 20, 2026

Last Modified

July 28, 2026

Advisory Details (2)

Auto-updated Jul 20, 2026
Patch available. Sources: github.
generic

SurrealDB before 3.1.0 Authorization Bypass via KILL Statement | Advisories | VulnCheck

https://www.vulncheck.com/advisories/surrealdb-before-authorization-bypass-via-kill-statement
github Patch Available

Authorization Bypass in KILL Statement Allows Termination of Other Users' Live Queries · Advisory · surrealdb/surrealdb · GitHub

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-gcwr-5mrf-fvch

Vendor Advisories for CVE-2026-63758(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 17× in last 7d / 41× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-08-03 10:36 UTCEPSS rescore
  2. 2026-08-03 00:29 UTCEG score recompute
  3. 2026-08-03 00:29 UTCGHSA enrichment
  4. 2026-08-02 02:27 UTCEPSS rescore
  5. 2026-08-02 00:40 UTCGHSA enrichment
  6. 2026-08-01 00:50 UTCGHSA enrichment
  7. 2026-07-31 00:59 UTCEG score recompute
  8. 2026-07-31 00:59 UTCGHSA enrichment
  9. 2026-07-30 16:28 UTCEPSS rescore
  10. 2026-07-30 01:30 UTCEPSS rescore
  11. 2026-07-30 01:30 UTCEPSS rescore
  12. 2026-07-30 01:10 UTCGHSA enrichment
  13. 2026-07-29 01:21 UTCEG score recompute
  14. 2026-07-29 01:21 UTCGHSA enrichment
  15. 2026-07-28 15:37 UTCEPSS rescore
  16. 2026-07-28 01:32 UTCEG score recompute
  17. 2026-07-28 01:32 UTCGHSA enrichment
  18. 2026-07-27 14:14 UTCEPSS rescore
  19. 2026-07-27 10:39 UTCEG score recompute
  20. 2026-07-27 10:39 UTCGHSA enrichment
  21. 2026-07-26 14:54 UTCEPSS rescore
  22. 2026-07-26 14:54 UTCEPSS rescore
  23. 2026-07-26 10:49 UTCEG score recompute
  24. 2026-07-26 10:49 UTCGHSA enrichment
  25. 2026-07-25 14:18 UTCEPSS rescore
Show 16 more
  1. 2026-07-25 14:18 UTCEPSS rescore
  2. 2026-07-24 14:18 UTCEPSS rescore
  3. 2026-07-24 14:18 UTCEPSS rescore
  4. 2026-07-23 14:18 UTCEPSS rescore
  5. 2026-07-23 14:18 UTCEPSS rescore
  6. 2026-07-23 03:22 UTCEG score recompute
  7. 2026-07-22 23:41 UTCEG score recompute
  8. 2026-07-22 23:41 UTCGHSA enrichment
  9. 2026-07-22 14:08 UTCEPSS rescore
  10. 2026-07-22 14:08 UTCEPSS rescore
  11. 2026-07-21 15:25 UTCEPSS rescore
  12. 2026-07-21 15:25 UTCEPSS rescore
  13. 2026-07-20 12:37 UTCEG score recompute
  14. 2026-07-20 12:37 UTCGHSA enrichment
  15. 2026-07-20 12:18 UTCEG score recompute
  16. 2026-07-20 12:17 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-63758?
CVE-2026-63758 is a medium vulnerability published on July 20, 2026. 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…
When was CVE-2026-63758 disclosed?
CVE-2026-63758 was first published in the National Vulnerability Database on July 20, 2026, with the most recent update on July 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-63758 actively exploited?
CVE-2026-63758 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 92.1% of all scored CVEs.
What is the CVSS score of CVE-2026-63758?
CVE-2026-63758 has a CVSS v4.0 base score of 5.4 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-63758?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-63758, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-63758

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