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CVE-2022-41340

Status: ModifiedHigh (7.5)—
Severity7.5High · CVSS 3.1
Exploitation probability0.63 %higher than 50% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The secp256k1-js package before 1.1.0 for Node.js implements ECDSA without required r and s validation, leading to signature forgery.

CVSS

Base score
7.5
Version
3.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.63 %
Percentile among all scored CVEs
50
Score date
10/23/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Secp256k1-js Project — Secp256k1-js

CWEs

References

Show 8 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2022-41340",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-05-22T14:14:54.834383Z"
        }
      }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Secondary",
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  "published": "2022-09-24T19:15:08.960",
  "references": [
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    {
      "url": "https://www.npmjs.com/package/%40lionello/secp256k1-js",
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    {
      "url": "https://github.com/lionello/secp256k1-js/commit/302800f0370b42e360a33774bb808274ac729c2e",
      "tags": [
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
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    },
    {
      "type": "Secondary",
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      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The secp256k1-js package before 1.1.0 for Node.js implements ECDSA without required r and s validation, leading to signature forgery."
    },
    {
      "lang": "es",
      "value": "El paquete secp256k1-js versiones anteriores a 1.1.0 para Node.js implementa ECDSA sin la comprobación de r y s requerida, conllevando a una falsificación de firmas.\n"
    }
  ],
  "lastModified": "2026-06-17T05:03:03.507",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "F018F199-A11C-4DA8-9B5A-571D1EEA160A",
              "versionEndExcluding": "1.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "cve@mitre.org"
}