QSearchQSearch

CVE-2021-30246

9.1 CRITICAL

In the jsrsasign package through 10.1.13 for Node.js, some invalid RSA PKCS#1 v1.5 signatures are mistakenly recognized to be valid

Published: 2021-04-07 · Last updated: 2026-06-22

Severity and scoring

CVSS
9.1 CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE
CWE-347

Affected products

VendorProduct
kjurjsrsasign

Description

In the jsrsasign package through 10.1.13 for Node.js, some invalid RSA PKCS#1 v1.5 signatures are mistakenly recognized to be valid. NOTE: there is no known practical attack.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2020-14968 — An issue was discovered in the jsrsasign package before 8.0.17 for Node.js (9.8 CRITICAL)
  • CVE-2020-14967 — An issue was discovered in the jsrsasign package before 8.0.18 for Node.js (9.8 CRITICAL)
  • CVE-2020-14966 — An issue was discovered in the jsrsasign package through 8.0.18 for Node.js (7.5 HIGH)

Same CWE

  • CVE-2026-42743 — Unauthenticated Broken Authentication in Masteriyo - LMS <= 2.1.8 versions (6.5 MEDIUM)
  • CVE-2026-48558 — SimpleHelp versions 5.5.15 and prior and 6.0 pre-release versions contain an authentication bypass vulnerability in the OIDC authenticati... (10.0 CRITICAL)
  • CVE-2026-50010 — Netty is a network application framework for development of protocol servers and clients (7.5 HIGH)
  • CVE-2026-50634 — A vulnerability in Apache CXF's JwsJsonContainerRequestFilter can be exploited to cause CXF to process metadata that was not authenticate... (6.5 MEDIUM)
  • CVE-2026-41005 — Cloud Foundry UAA incorrectly treated XML encryption to the Service Provider (confidentiality) as a substitute for XML signatures from th... (9.0 CRITICAL)