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-2021-25941

29
FAUCET Score

CVE-2021-25941 is a critical prototype pollution vulnerability affecting deep-override versions 1.0.0 through 1.0.1. This flaw allows an unauthenticated attacker to remotely trigger a denial of service and potentially achieve remote code execution due to its low attack complexity and lack of user interaction. While rated with a CVSS score of 9.8 (CRITICAL), there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, < 1.0.2CPE matchmatch criteria
cpe:2.3:a:deep-override_project:deep-override:*:*:*:*:*:*:*:*

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
3.34%
Probability of exploitation in next 30 days
EPSS Percentile
87.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0334 is in the 79th 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: deep-overrideFixed in: 1.0.2

Vendor Advisories (1)

npmGHSA-v659-54cx-g4qrcritical

Prototype Pollution in deep-override

May 17, 2021

References

github.com / ASaiAnudeep/deep-override/commit/2aced17651fb684959a6e04b1465a8329b3d5268
PatchThird Party Advisory
whitesourcesoftware.com / vulnerability-database/CVE-2021-25941
ExploitThird Party Advisory