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CRITICALCVE-2026-4599Published Modified CNA snyk

CVE-2026-4599: Versions of the package jsrsasign from 7

Versions of the package jsrsasign from 7.0.0 and before 11.1.1 are vulnerable to Incomplete Comparison with Missing Factors via the getRandomBigIntegerZeroToMax and getRandomBigIntegerMinToMax functions in src/crypto-1.1.js; an attacker can recover the private key by exploiting the incorrect compareTo checks that accept out-of-range candidates and thus bias DSA nonces during signature generation.

Metrics

CVSS v4.0
9.3
Severity
CRITICAL
Fixed in
11.1.1
Affected Products
1

Fix available

11.1.1
Affected packages
  • n/a / jsrsasign
    < 11.1.1 (from 7.0.0)
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVE-2026-4599: Versions of the package jsrsasign from 7 | HarborGuard CVE