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CVE-2022-41340

25
FAUCET Score

CVE-2022-41340 is a high-severity vulnerability affecting the secp256k1-js package before version 1.1.0 for Node.js. The flaw, categorized as CWE-347 (Improper Check for Signature), allows for signature forgery due to insufficient validation of 'r' and 's' values in its ECDSA implementation. With a CVSS score of 7.5, this vulnerability is easily exploitable over the network without user interaction, leading to a high impact on integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.1.0CPE matchmatch criteria
cpe:2.3:a:secp256k1-js_project:secp256k1-js:*:*:*:*:*: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:H/A:N

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

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
39.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 18th percentile among its peer group of 51,553 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: @lionello/secp256k1-jsFixed in: 1.1.0

Vendor Advisories (1)

npmGHSA-q3f4-9h4p-vgr3high

secp256k1-js implements ECDSA without required r and s validation, leading to signature forgery

Sep 25, 2022

References

github.com / lionello/secp256k1-js/commit/302800f0370b42e360a33774bb808274ac729c2e
PatchThird Party Advisory
github.com / lionello/secp256k1-js/compare/1.0.1...1.1.0
PatchThird Party Advisory
github.com / lionello/secp256k1-js/issues/11
Issue TrackingThird Party Advisory
npmjs.com / package/%40lionello/secp256k1-js