CVE-2026-33894

Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. Prior to version 1.4.0, RSASSA PKCS#1 v1.5 signature verification accepts forged signatures for low public exponent keys (e=3). Attackers can forge signatures by stuffing “garbage” bytes within the ASN structure in order to construct a signature that passes verification, enabling Bleichenbacher style forgery. This issue is similar to CVE-2022-24771, but adds bytes in an addition field within the ASN structure, rather than outside of it. Additionally, forge does not validate that signatures include a minimum of 8 bytes of padding as defined by the specification, providing attackers additional space to construct Bleichenbacher forgeries. Version 1.4.0 patches the issue.
References
Link Resource
https://datatracker.ietf.org/doc/html/rfc2313#section-8 Third Party Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp Vendor Advisory
https://mailarchive.ietf.org/arch/msg/openpgp/5rnE9ZRN1AokBVj3VqblGlP63QE Third Party Advisory
https://www.rfc-editor.org/rfc/rfc8017.html Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:13826
https://access.redhat.com/errata/RHSA-2026:19375
https://access.redhat.com/errata/RHSA-2026:21017
https://access.redhat.com/errata/RHSA-2026:22465
https://access.redhat.com/errata/RHSA-2026:22629
https://access.redhat.com/errata/RHSA-2026:22840
https://access.redhat.com/errata/RHSA-2026:23361
https://access.redhat.com/errata/RHSA-2026:24761
https://access.redhat.com/errata/RHSA-2026:24853
https://access.redhat.com/errata/RHSA-2026:34342
https://access.redhat.com/errata/RHSA-2026:9742
https://access.redhat.com/security/cve/CVE-2026-33894
https://bugzilla.redhat.com/show_bug.cgi?id=2452464
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33894.json
Configurations

Configuration 1 (hide)

cpe:2.3:a:digitalbazaar:forge:*:*:*:*:*:node.js:*:*

History

02 Jul 2026, 12:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:34342 -

30 Jun 2026, 03:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:13826 -
  • () https://access.redhat.com/errata/RHSA-2026:19375 -
  • () https://access.redhat.com/errata/RHSA-2026:21017 -
  • () https://access.redhat.com/errata/RHSA-2026:22465 -
  • () https://access.redhat.com/errata/RHSA-2026:22629 -
  • () https://access.redhat.com/errata/RHSA-2026:22840 -
  • () https://access.redhat.com/errata/RHSA-2026:23361 -
  • () https://access.redhat.com/errata/RHSA-2026:24761 -
  • () https://access.redhat.com/errata/RHSA-2026:24853 -
  • () https://access.redhat.com/errata/RHSA-2026:9742 -
  • () https://access.redhat.com/security/cve/CVE-2026-33894 -
  • () https://bugzilla.redhat.com/show_bug.cgi?id=2452464 -
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33894.json -

17 Apr 2026, 21:16

Type Values Removed Values Added
References () https://datatracker.ietf.org/doc/html/rfc2313#section-8 - () https://datatracker.ietf.org/doc/html/rfc2313#section-8 - Third Party Advisory
References () https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp - () https://github.com/digitalbazaar/forge/security/advisories/GHSA-ppp5-5v6c-4jwp - Vendor Advisory
References () https://mailarchive.ietf.org/arch/msg/openpgp/5rnE9ZRN1AokBVj3VqblGlP63QE - () https://mailarchive.ietf.org/arch/msg/openpgp/5rnE9ZRN1AokBVj3VqblGlP63QE - Third Party Advisory
References () https://www.rfc-editor.org/rfc/rfc8017.html - () https://www.rfc-editor.org/rfc/rfc8017.html - Third Party Advisory
First Time Digitalbazaar
Digitalbazaar forge
CPE cpe:2.3:a:digitalbazaar:forge:*:*:*:*:*:node.js:*:*

27 Mar 2026, 21:17

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-27 21:17

Updated : 2026-07-20 12:18


NVD link : CVE-2026-33894

Mitre link : CVE-2026-33894

CVE.ORG link : CVE-2026-33894


JSON object : View

Products Affected

digitalbazaar

  • forge
CWE
CWE-20

Improper Input Validation

CWE-347

Improper Verification of Cryptographic Signature