Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-44908

30
FAUCET Score

CVE-2021-44908 is a critical prototype pollution vulnerability affecting Sails.js versions 1.4.0 and earlier, specifically within the loadActionModules() function of controller/load-action-modules.js. This flaw allows an unauthenticated attacker to execute arbitrary code or cause a denial of service, as reflected by its CVSS score of 9.8 (Critical). Despite its high severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.0CPE matchmatch criteria
cpe:2.3:a:sailsjs:sails:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.80%
Probability of exploitation in next 30 days
EPSS Percentile
76.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0180 is in the 64th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

npmGHSA-8v3j-jfg3-v3fvcritical

Prototype Pollution in Sails.js

Mar 18, 2022

References

github.com / balderdashy/sails/blob/master/lib/app/private/controller/load-action-modules.js
Third Party Advisory
github.com / balderdashy/sails/issues/7209
ExploitIssue TrackingPatchThird Party Advisory
github.com / Marynk/JavaScript-vulnerability-detection/blob/main/sailsJS%20PoC.zip
Broken Link