CVE-2026-4602
1 advisory.
npm/jsrsasign CVE-2026-4602: high 7.5
jsrsasign: Negative Exponent Handling Leads to Signature Verification Bypass
Action: Upgrade jsrsasign to 11.1.1 or later.
npm i jsrsasign@11.1.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 11.1.1 | - |
Fixed versions
| 11.1.1 |
Sources
- osv: GHSA-8qwj-4jxw-m8jw
- https://nvd.nist.gov/vuln/detail/CVE-2026-4602
- https://github.com/kjur/jsrsasign/pull/650
- https://github.com/kjur/jsrsasign/commit/5ea1c32bb2aa894b4bd29849839afe4f98728195
- https://security.snyk.io/vuln/SNYK-JS-JSRSASIGN-15371175
- https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-15812274
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4602.json
- https://github.com/kjur/jsrsasign
- https://gist.github.com/Kr0emer/7ecd2be7d17419e4677315ef3758faf5
- https://bugzilla.redhat.com/show_bug.cgi?id=2450206
- https://access.redhat.com/security/cve/CVE-2026-4602
- https://access.redhat.com/errata/RHSA-2026:6926
- https://access.redhat.com/errata/RHSA-2026:6912
- https://access.redhat.com/errata/RHSA-2026:6720
- https://access.redhat.com/errata/RHSA-2026:6568
- https://access.redhat.com/errata/RHSA-2026:19410
- https://access.redhat.com/errata/RHSA-2026:19409
- https://access.redhat.com/errata/RHSA-2026:19375
CVE-2026-4602 · published · modified · JSON