CVE-2026-6968

Incomplete path traversal fixes in awslabs/tough before tough-v0.22.0 allow remote authenticated users with delegated signing authority to write files outside intended output directories via absolute target names in copytarget/linktarget, symlinked parent directories in savetarget, or symlinked...

GHSA-8M7C-8M39-RV4X awslabs/tough Delegated Roles have a Signature Threshold Bypass

Summary Improper verification of cryptographic signature uniqueness in delegated role validation in awslabs/tough before tough-v0.22.0 allows remote authenticated users to bypass the TUF signature threshold requirement by duplicating a valid signature, causing the client to accept forged delegate...

CVE-2026-6968

Incomplete path traversal fixes in awslabs/tough before tough-v0.22.0 allow remote authenticated users with delegated signing authority to write files outside intended output directories via absolute target names in copytarget/linktarget, symlinked parent directories in savetarget, or symlinked...

CVE-2026-6968 Multiple Path Traversal Variants in awslabs/tough

Incomplete path traversal fixes in awslabs/tough before tough-v0.22.0 allow remote authenticated users with delegated signing authority to write files outside intended output directories via absolute target names in copytarget/linktarget, symlinked parent directories in savetarget, or symlinked...

CVE-2026-6968 Multiple Path Traversal Variants in awslabs/tough

Incomplete path traversal fixes in awslabs/tough before tough-v0.22.0 allow remote authenticated users with delegated signing authority to write files outside intended output directories via absolute target names in copytarget/linktarget, symlinked parent directories in savetarget, or symlinked...

CVE-2026-6968 Multiple Path Traversal Variants in awslabs/tough

Incomplete path traversal fixes in awslabs/tough before tough-v0.22.0 allow remote authenticated users with delegated signing authority to write files outside intended output directories via absolute target names in copytarget/linktarget, symlinked parent directories in savetarget, or symlinked...

CVE-2026-6968

CVE-2026-6968 affects awslabs/tough prior to tough-v0.22.0 (and related tuftool). The vulnerability arises from incomplete path traversal fixes, where write operations join the destination path before containment verification, enabling remote authenticated users with delegated signing authority t...

CVE-2026-6967

Affected software: awslabs/tough (before tough-v0.22.0) with delegated metadata validation. Root cause: missing expiration, hash, and length enforcement in delegated metadata validation causing load_delegations to bypass TUF integrity checks for delegated targets metadata. Impact: remote authenti...

CVE-2026-6966 Signature Threshold Bypass in awslabs/tough Delegated Roles

Improper verification of cryptographic signature uniqueness in delegated role validation in awslabs/tough before tough-v0.22.0 allows remote authenticated users to bypass the TUF signature threshold requirement by duplicating a valid signature, causing the client to accept forged delegated role...

CVE-2026-6966

The CVE-2026-6966 issue affects awslabs/tough prior to tough-v0.22.0, where improper verification of cryptographic signature uniqueness in delegated role validation can allow remote authenticated users to bypass the TUF signature threshold by duplicating a valid signature, causing the client to a...

PT-2026-35080

Name of the Vulnerable Software and Affected Versions tough versions prior to 0.22.0 Description Remote authenticated users with delegated signing authority can bypass TUF specification integrity checks for delegated targets metadata and poison the local metadata cache. This occurs because the lo...