CVE-2026-119186

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{"bugzilla": {"description": "node-forge: node-forge: Cryptographic authentication bypass via unvalidated AES-GCM tag length", "id": "2563658", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2563658"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "status": "draft"}, "cwe": "CWE-354", "details": ["Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, node-forge did not validate the AES-GCM tagLength option passed to start() during decryption through forge.cipher.createDecipher(). When an application derived tagLength from received data or used an unset or zero-like configuration value, a value that converted to zero together with an empty or missing authentication tag caused the calculated and supplied tags to compare as empty, so decipher.finish() accepted unauthenticated ciphertext. Applications that omit tagLength to use the 128-bit default or pass a fixed valid tag length are unaffected. This issue is fixed in version 1.4.1.", "A flaw was found in node-forge. The library fails to validate the authentication tag length option when decrypting data using AES-GCM (Advanced Encryption Standard in Galois/Counter Mode). A remote attacker can exploit this flaw by submitting crafted ciphertext with an empty authentication tag to applications that permit zero-length tags. This allows an attacker to bypass cryptographic authentication and have forged messages accepted as authentic."], "name": "CVE-2026-119186", "package_state": [{"cpe": "cpe:/a:redhat:workload_availability_nhc:0", "fix_state": "Out of support scope", "package_name": "workload-availability/node-healthcheck-must-gather-rhel9", "product_name": "Node HealthCheck Operator"}, {"cpe": "cpe:/a:redhat:workload_availability_nhc:0", "fix_state": "Out of support scope", "package_name": "workload-availability/node-healthcheck-operator-bundle", "product_name": "Node HealthCheck Operator"}, {"cpe": "cpe:/a:redhat:workload_availability_nhc:0", "fix_state": "Out of support scope", "package_name": "workload-availability/node-healthcheck-rhel9-operator", "product_name": "Node HealthCheck Operator"}, {"cpe": "cpe:/a:redhat:workload_availability_nhc:0", "fix_state": "Out of support scope", "package_name": "workload-availability/node-remediation-console-rhel8", "product_name": "Node HealthCheck Operator"}, 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"cpe:/a:redhat:openshift_ai", "fix_state": "Fix deferred", "package_name": "rhoai/odh-feature-server-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:quay:3", "fix_state": "Out of support scope", "package_name": "quay/quay-rhel8", "product_name": "Red Hat Quay 3"}, {"cpe": "cpe:/a:redhat:quay:3", "fix_state": "Out of support scope", "package_name": "quay/quay-rhel9", "product_name": "Red Hat Quay 3"}, {"cpe": "cpe:/a:redhat:ansible_portal:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/automation-portal", "product_name": "Self-service automation portal 2"}, {"cpe": "cpe:/a:redhat:ansible_portal:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/bootc-automation-portal-rhel9", "product_name": "Self-service automation portal 2"}], "public_date": "2026-10-29T19:17:26Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-119186\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-119186\nhttps://github.com/digitalbazaar/forge/commit/236845d96c71207259f91638d0138bba8e2fd624\nhttps://github.com/digitalbazaar/forge/releases/tag/v1.4.1\nhttps://github.com/digitalbazaar/forge/security/advisories/GHSA-5cwg-6vw7-rj6p"], "statement": "Moderate severity is assigned to this flaw because successful exploitation requires specific non-default conditions where consumer applications dynamically derive encryption parameters or accept zero-length tags from untrusted input. Typical deployments across Red Hat environments utilize standard configurations that default to the 128-bit authentication tag, which prevents forged ciphertexts from being accepted. Consequently, the practical risk is constrained to implementations that explicitly expose tag length assignment to unvalidated external data.", "threat_severity": "Moderate"}

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