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VULNERABILITIES

CVE-2026-74876 Details

Description

openssl_encrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.from_dict() that creates key bundles from untrusted data without verifying signatures. Attackers can call from_dict() followed by to_identity() without signature verification to encrypt data using attacker-controlled public keys, leaking secrets.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-8h88-gxp3-j7pg [email protected]MitigationVendor Advisory
https://www.vulncheck.com/advisories/openssl-encrypt-before-unverified-key-bundle-encryption [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-347Improper Verification of Cryptographic Signature[email protected]

Affected Products

ProductVersions
jahlives openssl encrypt
< 1.4.0

CPE

  • cpe:2.3:a:jahlives:openssl_encrypt:*:*:*:*:*:python:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-74876
NVD Published Date:
Aug 17, 2026
NVD Last Modified:
Sep 1, 2026
Source:
[email protected]
CVE-2026-74876 Details - Not Deferred