CVE-2026-74876

In openssl_encrypt before 1.4.0, PublicKeyBundle.from_dict() accepts untrusted key bundle data without signature verification. Attackers can craft a malicious bundle, call to_identity(), and encrypt secrets to an attacker-controlled public key, enabling confidential data exfiltration. CVSS 9.8 cr...

CVE-2026-74876 openssl_encrypt before 1.4.0 Unverified Key Bundle Encryption

opensslencrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.fromdict that creates key bundles from untrusted data without verifying signatures. Attackers can call fromdict followed by toidentity without signature verification to encrypt data using attacker-controlled public...

CVE-2026-74876 openssl_encrypt before 1.4.0 Unverified Key Bundle Encryption

opensslencrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.fromdict that creates key bundles from untrusted data without verifying signatures. Attackers can call fromdict followed by toidentity without signature verification to encrypt data using attacker-controlled public...

CVE-2026-74876 openssl_encrypt before 1.4.0 Unverified Key Bundle Encryption

opensslencrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.fromdict that creates key bundles from untrusted data without verifying signatures. Attackers can call fromdict followed by toidentity without signature verification to encrypt data using attacker-controlled public...

EUVD-2026-60095

opensslencrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.fromdict that creates key bundles from untrusted data without verifying signatures. Attackers can call fromdict followed by toidentity without signature verification to encrypt data using attacker-controlled public...

CVE-2026-74876

opensslencrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.fromdict that creates key bundles from untrusted data without verifying signatures. Attackers can call fromdict followed by toidentity without signature verification to encrypt data using attacker-controlled public...

CVE-2026-74877

opensslencrypt versions before 1.4.0 contain a missing ownership verification vulnerability in the revokekey method that allows authenticated clients to revoke any other client's key. Attackers can revoke arbitrary keys by providing a valid ML-DSA signature, bypassing the intended ownership...

CVE-2026-74877

openssl_encrypt versions before 1.4.0 contain a missing ownership verification flaw in the revoke_key method (keyserver/service.py, lines 195–270). The method accepts a client_id parameter but never verifies it matches key.owner_client_id, allowing any authenticated client to revoke another clien...

CVE-2026-74877 openssl_encrypt before 1.4.0 Missing Ownership Verification via revoke_key

opensslencrypt versions before 1.4.0 contain a missing ownership verification vulnerability in the revokekey method that allows authenticated clients to revoke any other client's key. Attackers can revoke arbitrary keys by providing a valid ML-DSA signature, bypassing the intended ownership...

CVE-2026-74875

opensslencrypt versions before 1.4.0 silently skip JSON schema validation when the jsonschema library is not installed, allowing malformed metadata to be accepted. Attackers can remove the jsonschema package or supply unknown metadata format versions to bypass all schema checks and process...

CVE-2026-74875 openssl_encrypt before 1.4.0 Schema Validation Bypass

opensslencrypt versions before 1.4.0 silently skip JSON schema validation when the jsonschema library is not installed, allowing malformed metadata to be accepted. Attackers can remove the jsonschema package or supply unknown metadata format versions to bypass all schema checks and process...

CVE-2026-74875

openssl_encrypt (Python package) before 1.4.0 silently skips JSON schema validation when the optional jsonschema library is absent, allowing attackers to remove that package or supply unknown metadata format versions to bypass all schema checks and process malicious data (CVSS 9.8 CRITICAL). No i...

CVE-2026-74875 openssl_encrypt before 1.4.0 Schema Validation Bypass

opensslencrypt versions before 1.4.0 silently skip JSON schema validation when the jsonschema library is not installed, allowing malformed metadata to be accepted. Attackers can remove the jsonschema package or supply unknown metadata format versions to bypass all schema checks and process...

EUVD-2026-60094

opensslencrypt versions before 1.4.0 silently skip JSON schema validation when the jsonschema library is not installed, allowing malformed metadata to be accepted. Attackers can remove the jsonschema package or supply unknown metadata format versions to bypass all schema checks and process...

CVE-2026-74875 openssl_encrypt before 1.4.0 Schema Validation Bypass

opensslencrypt versions before 1.4.0 silently skip JSON schema validation when the jsonschema library is not installed, allowing malformed metadata to be accepted. Attackers can remove the jsonschema package or supply unknown metadata format versions to bypass all schema checks and process...

CVE-2026-74873 openssl_encrypt before 1.4.0 Password Exposure via CLI Argument

opensslencrypt versions before 1.4.0 expose passwords passed via the --password CLI argument in process listings accessible to all system users. Attackers can read process arguments through ps aux or /proc/pid/cmdline to retrieve plaintext passwords and keystore passwords...

CVE-2026-74874 openssl_encrypt before 1.4.0 Weak PRNG Steganography Pixel Selection

opensslencrypt versions before 1.4.0 use Python's non-cryptographic random module for steganographic pixel selection in the generatepseudorandomsequence function. Attackers who know the password can recover the Mersenne Twister state from approximately 624 outputs and predict pixel locations...

CVE-2026-74873 openssl_encrypt before 1.4.0 Password Exposure via CLI Argument

opensslencrypt versions before 1.4.0 expose passwords passed via the --password CLI argument in process listings accessible to all system users. Attackers can read process arguments through ps aux or /proc/pid/cmdline to retrieve plaintext passwords and keystore passwords...

CVE-2026-74874

opensslencrypt versions before 1.4.0 use Python's non-cryptographic random module for steganographic pixel selection in the generatepseudorandomsequence function. Attackers who know the password can recover the Mersenne Twister state from approximately 624 outputs and predict pixel locations...

CVE-2026-74873

The openssl_encrypt tool (before v1.4.0) passes --password values as visible process arguments, retrievable by any local user via ps aux or /proc/[pid]/cmdline, exposing plaintext and keystore passwords. CVSS 5.5 (local) / 8.7 (network). Upgrade to v1.4.0 or pass passwords via stdin/env instead o...