CVE-2026-63753

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2026-07-20. the CNA's CVSS baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:vulncheck, epss, ghsa
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

SurrealDB before 3.1.0 fails to refresh authentication state in LIVE SELECT subscriptions when session state changes. Attackers can continue receiving real-time notifications under revoked or expired session credentials until the connection closes.

CVSS v3
4.3
EG Score
4.3(medium)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
28%
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 Authentication Bypass via LIVE Query | Advisories | VulnCheck

https://www.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-live-query
github Patch Available

LIVE query subscriptions survive session state changes, bypassing access controls · Advisory · surrealdb/surrealdb · GitHub

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-4m82-p8cx-f94j

Vendor Advisories for CVE-2026-63753(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 16× in last 7d / 66× 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.

Showing the most recent 100 of 135 total refreshes for this CVE.

  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 09:37 UTCEPSS rescore
  3. 2026-09-11 09:32 UTCEG score recompute
  4. 2026-09-11 09:32 UTCGHSA enrichment
  5. 2026-09-09 12:02 UTCEG score recompute
  6. 2026-09-09 12:02 UTCGHSA enrichment
  7. 2026-09-08 22:01 UTCEPSS rescore
  8. 2026-09-07 22:59 UTCEG score recompute
  9. 2026-09-07 22:59 UTCGHSA enrichment
  10. 2026-09-07 16:01 UTCEPSS rescore
  11. 2026-09-06 13:47 UTCEPSS rescore
  12. 2026-09-06 11:48 UTCEG score recompute
  13. 2026-09-06 11:48 UTCGHSA enrichment
  14. 2026-09-05 15:31 UTCEPSS rescore
  15. 2026-09-05 09:36 UTCEG score recompute
  16. 2026-09-05 09:36 UTCGHSA enrichment
  17. 2026-09-04 05:07 UTCEPSS rescore
  18. 2026-09-02 14:12 UTCEPSS rescore
  19. 2026-09-01 13:54 UTCEPSS rescore
  20. 2026-09-01 04:40 UTCEPSS rescore
  21. 2026-08-31 04:26 UTCEG score recompute
  22. 2026-08-31 04:26 UTCGHSA enrichment
  23. 2026-08-30 19:17 UTCEPSS rescore
  24. 2026-08-30 02:40 UTCEG score recompute
  25. 2026-08-30 02:40 UTCGHSA enrichment
Show 75 more
  1. 2026-08-30 01:22 UTCEPSS rescore
  2. 2026-08-28 21:42 UTCEPSS rescore
  3. 2026-08-27 14:25 UTCEPSS rescore
  4. 2026-08-27 13:22 UTCEG score recompute
  5. 2026-08-27 13:22 UTCGHSA enrichment
  6. 2026-08-26 14:46 UTCEPSS rescore
  7. 2026-08-26 11:40 UTCEG score recompute
  8. 2026-08-26 11:40 UTCGHSA enrichment
  9. 2026-08-25 13:49 UTCEPSS rescore
  10. 2026-08-25 08:36 UTCEG score recompute
  11. 2026-08-25 08:36 UTCGHSA enrichment
  12. 2026-08-24 06:19 UTCGHSA enrichment
  13. 2026-08-23 04:14 UTCEG score recompute
  14. 2026-08-23 04:14 UTCGHSA enrichment
  15. 2026-08-23 00:19 UTCEPSS rescore
  16. 2026-08-22 02:31 UTCEG score recompute
  17. 2026-08-22 02:31 UTCGHSA enrichment
  18. 2026-08-21 23:49 UTCEPSS rescore
  19. 2026-08-21 00:34 UTCEG score recompute
  20. 2026-08-21 00:33 UTCGHSA enrichment
  21. 2026-08-20 22:55 UTCEPSS rescore
  22. 2026-08-19 22:52 UTCEG score recompute
  23. 2026-08-19 22:52 UTCGHSA enrichment
  24. 2026-08-19 17:04 UTCEPSS rescore
  25. 2026-08-18 19:36 UTCEG score recompute
  26. 2026-08-18 19:36 UTCGHSA enrichment
  27. 2026-08-18 13:48 UTCEPSS rescore
  28. 2026-08-17 13:47 UTCEPSS rescore
  29. 2026-08-17 10:40 UTCEG score recompute
  30. 2026-08-17 10:40 UTCGHSA enrichment
  31. 2026-08-16 14:56 UTCEPSS rescore
  32. 2026-08-16 08:59 UTCEG score recompute
  33. 2026-08-16 08:59 UTCGHSA enrichment
  34. 2026-08-15 07:18 UTCEG score recompute
  35. 2026-08-15 07:18 UTCGHSA enrichment
  36. 2026-08-15 01:30 UTCEPSS rescore
  37. 2026-08-14 04:49 UTCEG score recompute
  38. 2026-08-14 04:49 UTCGHSA enrichment
  39. 2026-08-13 22:00 UTCEPSS rescore
  40. 2026-08-13 03:07 UTCEG score recompute
  41. 2026-08-13 03:07 UTCGHSA enrichment
  42. 2026-08-12 13:51 UTCEPSS rescore
  43. 2026-08-12 01:26 UTCEG score recompute
  44. 2026-08-12 01:26 UTCGHSA enrichment
  45. 2026-08-11 00:00 UTCEPSS rescore
  46. 2026-08-10 23:45 UTCGHSA enrichment
  47. 2026-08-09 22:03 UTCEG score recompute
  48. 2026-08-09 22:03 UTCGHSA enrichment
  49. 2026-08-09 13:47 UTCEPSS rescore
  50. 2026-08-08 20:22 UTCEG score recompute
  51. 2026-08-08 20:22 UTCGHSA enrichment
  52. 2026-08-08 16:37 UTCEPSS rescore
  53. 2026-08-07 18:40 UTCEG score recompute
  54. 2026-08-07 18:40 UTCGHSA enrichment
  55. 2026-08-06 16:59 UTCEG score recompute
  56. 2026-08-06 16:59 UTCGHSA enrichment
  57. 2026-08-06 13:47 UTCEPSS rescore
  58. 2026-08-05 19:17 UTCEPSS rescore
  59. 2026-08-05 19:17 UTCEPSS rescore
  60. 2026-08-05 15:18 UTCEG score recompute
  61. 2026-08-05 15:18 UTCGHSA enrichment
  62. 2026-08-04 15:10 UTCEPSS rescore
  63. 2026-08-04 13:36 UTCEG score recompute
  64. 2026-08-04 13:36 UTCGHSA enrichment
  65. 2026-08-04 10:39 UTCEPSS rescore
  66. 2026-08-03 11:55 UTCEG score recompute
  67. 2026-08-03 11:55 UTCGHSA enrichment
  68. 2026-08-03 10:36 UTCEPSS rescore
  69. 2026-08-02 10:07 UTCEG score recompute
  70. 2026-08-02 10:07 UTCGHSA enrichment
  71. 2026-08-02 02:27 UTCEPSS rescore
  72. 2026-08-01 08:26 UTCEG score recompute
  73. 2026-08-01 08:26 UTCGHSA enrichment
  74. 2026-08-01 04:16 UTCEPSS rescore
  75. 2026-07-31 06:44 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-63753?
CVE-2026-63753 is a medium vulnerability published on July 20, 2026. SurrealDB before 3.1.0 fails to refresh authentication state in LIVE SELECT subscriptions when session state changes. Attackers can continue receiving real-time notifications under revoked or expired session credentials until the connection closes.
When was CVE-2026-63753 disclosed?
CVE-2026-63753 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-2026-63753 actively exploited?
CVE-2026-63753 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 71.9% of all scored CVEs.
What is the CVSS score of CVE-2026-63753?
CVE-2026-63753 has a CVSS v4.0 base score of 4.3 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-63753?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-63753, 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.

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