CVE-2023-38504

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 47% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.5Exploit: NoneExposed: 0

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

Sails is a realtime MVC Framework for Node.js. In Sails apps prior to version 1.5.7,, an attacker can send a virtual request that will cause the node process to crash. This behavior was fixed in Sails v1.5.7. As a workaround, disable the sockets hook and remove the sails.io.js client.

CVSS v3
7.5
EG Score
7.5(medium)
EPSS
51.4%
KEV
Not listed

Published

July 27, 2023

Last Modified

November 21, 2024

References (8)

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
sails—1.5.7—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 51× 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 110 total refreshes for this CVE.

  1. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-21 15:23 UTCEPSS rescore
  3. 2026-07-21 15:23 UTCEPSS rescore
  4. 2026-07-20 17:06 UTCEPSS rescore
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  11. 2026-07-16 17:01 UTCEPSS rescore
  12. 2026-07-15 16:56 UTCEPSS rescore
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  14. 2026-07-15 13:49 UTCOSV refresh
  15. 2026-07-15 01:58 UTCEPSS rescore
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  1. 2026-07-08 15:13 UTCEPSS rescore
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  18. 2026-06-27 14:34 UTCOSV refresh
  19. 2026-06-27 03:07 UTCEPSS rescore
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  21. 2026-06-25 13:48 UTCEPSS rescore
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  23. 2026-06-24 14:04 UTCEPSS rescore
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  25. 2026-06-23 21:31 UTCEPSS rescore
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  27. 2026-06-22 14:24 UTCEPSS rescore
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  29. 2026-06-21 14:55 UTCEPSS rescore
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  31. 2026-06-21 01:58 UTCEPSS rescore
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  42. 2026-06-14 23:16 UTCEPSS rescore
  43. 2026-06-13 22:59 UTCEPSS rescore
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  45. 2026-06-12 23:10 UTCEPSS rescore
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  47. 2026-06-11 13:59 UTCEPSS rescore
  48. 2026-06-11 13:59 UTCEPSS rescore
  49. 2026-06-10 22:17 UTCEPSS rescore
  50. 2026-06-10 13:21 UTCEPSS rescore
  51. 2026-06-10 01:17 UTCOSV refresh
  52. 2026-06-08 14:16 UTCEPSS rescore
  53. 2026-06-08 14:15 UTCEPSS rescore
  54. 2026-06-07 15:23 UTCEPSS rescore
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  56. 2026-06-06 13:46 UTCEPSS rescore
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  74. 2026-05-29 13:43 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2023-38504?
CVE-2023-38504 is a high vulnerability published on July 27, 2023. Sails is a realtime MVC Framework for Node.js. In Sails apps prior to version 1.5.7,, an attacker can send a virtual request that will cause the node process to crash. This behavior was fixed in Sails v1.5.7. As a workaround, disable the sockets hook and remove the sails.io.js client.
When was CVE-2023-38504 disclosed?
CVE-2023-38504 was first published in the National Vulnerability Database on July 27, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-38504 actively exploited?
CVE-2023-38504 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 51.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-38504?
CVE-2023-38504 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-38504?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-38504, 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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