CVE-2026-81681

opensslencrypt pip package openssl-encrypt versions = 1.4.8 advertise a portable USB workspace as an 'Encrypted USB Workspace' with AES-256-GCM encryption and write a marker declaring the workspace encrypted, but the workspace directory is actually stored in cleartext and the derived encryption k...

CVE-2026-81681

openssl_encrypt (pip package openssl-encrypt) versions ≤ 1.4.8 advertise a portable USB workspace as an "Encrypted USB Workspace" with AES-256-GCM encryption and write a marker declaring it encrypted, but the workspace directory is actually stored in cleartext — the derived encryption key is neve...

EUVD-2026-67037

opensslencrypt pip package openssl-encrypt versions = 1.4.8 advertise a portable USB workspace as an 'Encrypted USB Workspace' with AES-256-GCM encryption and write a marker declaring the workspace encrypted, but the workspace directory is actually stored in cleartext and the derived encryption k...

CVE-2026-81681 openssl_encrypt before 1.4.9 False Encryption via Cleartext Storage

opensslencrypt pip package openssl-encrypt versions = 1.4.8 advertise a portable USB workspace as an 'Encrypted USB Workspace' with AES-256-GCM encryption and write a marker declaring the workspace encrypted, but the workspace directory is actually stored in cleartext and the derived encryption k...

EUVD-2026-67036

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81680 openssl_encrypt before 1.4.9 Authentication Bypass via Recovery Slot Removal

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81680

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81680 openssl_encrypt before 1.4.9 Authentication Bypass via Recovery Slot Removal

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81680 openssl_encrypt before 1.4.9 Authentication Bypass via Recovery Slot Removal

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81680

openssl_encrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files. An attacker with write access to the file header can delete recovery-slot fields and bypass authentication without re-encrypting the payload, silently removing recovery paths the ...

CVE-2026-81700: Improper Verification of Cryptographic Signature

opensslencrypt versions before 1.4.9 contain a signature verification vulnerability in gpgrunner.verifydetached that accepts revoked and expired keys by only checking VALIDSIG status without inspecting REVKEYSIG, EXPKEYSIG, or gpg exit codes. Attackers holding compromised-then-revoked signing key...

CVE-2026-81696: Improper Output Neutralization for Logs

opensslencrypt versions before 1.4.9 fail to sanitize terminal control characters in file metadata printed by the info command. Attackers can craft malicious files containing escape sequences to repaint terminal output and forge verification information displayed to users...

CVE-2026-81692: Memory Allocation with Excessive Size Value

opensslencrypt pip: openssl-encrypt versions 1.4.8 and earlier fail to validate the 36-bit STREAMINFO totalsamples field of FLAC files before using it to size an allocation np.random.randintsize=totalsamples, channels. A 50-byte crafted FLAC file declaring 100 million samples causes a...

CVE-2026-81691: Cleartext Transmission of Sensitive Information

opensslencrypt versions before 1.4.9 fail to validate server URLs in login and registerwithemail functions, accepting unencrypted http:// URLs and unconfigured hosts. Attackers on the network path can intercept cleartext credentials including clientid, passwords, and JWTs to achieve full keyserve...

CVE-2026-81687: Uncontrolled Resource Consumption

opensslencrypt versions before 1.4.9 fail to enforce a time ceiling on key derivation function iteration counts specified in file metadata. Attackers can craft files with extremely high KDF iteration counts to consume CPU resources for unbounded periods before password verification occurs...

CVE-2026-81680: Improper Verification of Cryptographic Signature

opensslencrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silent...

CVE-2026-81706: Insufficient Verification of Data Authenticity

opensslencrypt before 1.4.9 fails to prevent namespace collisions between own identities and contacts in IdentityStore, allowing attackers to create shadowed contact entries invisible until the corresponding own identity is deleted. When the own identity is deleted, the shadowed contact becomes...

CVE-2026-81707: Improper Input Validation

opensslencrypt before 1.4.9 fails to sanitize the email field of imported identity documents, allowing attackers to inject ANSI escape sequences that forge the fingerprint verification line displayed to users. Attackers can deliver a crafted identity bundle through normal contact-exchange flows o...

CVE-2026-81702: Insufficient Verification of Data Authenticity

opensslencrypt before 1.4.9 fails to re-derive and validate fingerprints when loading identities from identity.json, allowing attackers to substitute public keys in identity stores. Attackers can replace legitimate public keys with their own while maintaining the claimed fingerprint, enabling...

CVE-2026-81701: Improper Verification of Cryptographic Signature

opensslencrypt versions before 1.4.9 use a denylist to identify trusted built-in plugins, allowing unsigned plugins in top-level plugins/ directories and unknown subdirectories to bypass signature verification. Attackers can place malicious unsigned plugins following documented installation paths...