CVE-2026-4601

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"baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:H/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "report@snyk.io", "affectedData": [{"vendor": "n/a", "product": "jsrsasign", "versions": [{"status": "affected", "version": "0", "lessThan": "11.1.1", "versionType": "semver"}]}, {"vendor": "n/a", "product": "org.webjars.npm:jsrsasign", "versions": [{"status": "affected", "version": "0", "lessThan": "*", "versionType": "semver"}]}]}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "affectedData": [{"cpes": ["cpe:/a:redhat:migration_toolkit_virtualization:2.10::el9"], "vendor": "Red Hat", "product": "Migration Toolkit for Virtualization 2.1", "versions": [{"status": "unaffected", "version": "1779139872", "lessThan": "*", "versionType": "rpm"}], "packageName": "migration-toolkit-virtualization/mtv-console-plugin-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:migration_toolkit_virtualization:2.9::el9"], "vendor": "Red Hat", "product": "Migration Toolkit for Virtualization 2.9", "versions": [{"status": "unaffected", "version": "1778927462", "lessThan": "*", "versionType": "rpm"}], "packageName": "migration-toolkit-virtualization/mtv-console-plugin-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.10::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.1", "versions": [{"status": "unaffected", "version": "1775169155", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.12::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.12", "versions": [{"status": "unaffected", "version": "1775253092", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.15::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.15", "versions": [{"status": "unaffected", "version": "1775169219", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.16::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.16", "versions": [{"status": "unaffected", "version": "1779204086", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.9::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.9", "versions": [{"status": "unaffected", "version": "1775169218", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}]}], "published": "2026-03-23T06:16:21.893", "references": [{"url": "https://gist.github.com/Kr0emer/93789fe6efe5519db9692d4ad1dad586", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://github.com/kjur/jsrsasign/commit/0710e392ec35de697ce11e4219c988ba2b5fe0eb", "tags": ["Patch"], "source": "report@snyk.io"}, {"url": "https://github.com/kjur/jsrsasign/pull/645", "tags": ["Issue Tracking"], "source": "report@snyk.io"}, {"url": "https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-15812269", "source": "report@snyk.io"}, {"url": "https://security.snyk.io/vuln/SNYK-JS-JSRSASIGN-15370941", "tags": ["Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://access.redhat.com/errata/RHSA-2026:19375", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:19409", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:19410", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:6568", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:6720", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:6912", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:6926", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-4601", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2450209", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4601.json", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "report@snyk.io", "description": [{"lang": "en", "value": "CWE-325"}]}, {"type": "Secondary", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "description": [{"lang": "en", "value": "CWE-325"}]}], "descriptions": [{"lang": "en", "value": "Versions of the package jsrsasign before 11.1.1 are vulnerable to Missing Cryptographic Step via the KJUR.crypto.DSA.signWithMessageHash process in the DSA signing implementation. An attacker can recover the private key by forcing r or s to be zero, so the library emits an invalid signature without retrying, and then solves for x from the resulting signature."}, {"lang": "es", "value": "Las versiones del paquete jsrsasign anteriores a la 11.1.1 son vulnerables a Paso Criptogr\u00e1fico Faltante a trav\u00e9s del proceso KJUR.crypto.DSA.signWithMessageHash en la implementaci\u00f3n de firma DSA. Un atacante puede recuperar la clave privada forzando a r o s a ser cero, de modo que la biblioteca emite una firma inv\u00e1lida sin reintentar, y luego resuelve para x a partir de la firma resultante."}], "lastModified": "2026-07-20T12:19:38.323", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:kjur:jsrsasign:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "46D62CE4-1F1B-44DF-BFAB-86FE57D7A194", "versionEndExcluding": "11.1.1"}], "operator": "OR"}]}], "sourceIdentifier": "report@snyk.io"}