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CVE-2023-38504

22
FAUCET Score

CVE-2023-38504 describes a denial-of-service vulnerability in Sails.js, a Node.js MVC framework, affecting versions prior to 1.5.7. An unauthenticated attacker can crash the Node.js process by sending a specially crafted virtual request. This vulnerability carries a CVSS score of 7.5 (High) due to its network-based attack vector and high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.7CPE matchmatch criteria
cpe:2.3:a:sailsjs:sails:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.76%
Probability of exploitation in next 30 days
EPSS Percentile
51.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0076 is in the 27th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: sailsFixed in: 1.5.7

Vendor Advisories (1)

npmGHSA-gpw9-fwm8-7rx7high

DoS vulnerability for apps with sockets enabled

Jul 27, 2023

References

github.com / balderdashy/sails/commit/4a023dc5095a4b30fdc8535f705ed34cd22d2f7d
Patch
github.com / balderdashy/sails/pull/7287
Issue Tracking
github.com / balderdashy/sails/releases/tag/v1.5.7
Release Notes
github.com / balderdashy/sails/security/advisories/GHSA-gpw9-fwm8-7rx7
Vendor Advisory