EUVD-2026-43554

FlashAttention through 2.8.3.post1, fixed in commit 0816ef1, contains a symlink attack vulnerability in the downloadandcopy function within hopper/setup.py that extracts NVIDIA toolchain archives without validating symlinks or filtering tar members. A local attacker can pre-plant a symlink in the...

CVE-2026-62239

FlashAttention through 2.8.3.post1, fixed in commit 0816ef1, contains a symlink attack vulnerability in the downloadandcopy function within hopper/setup.py that extracts NVIDIA toolchain archives without validating symlinks or filtering tar members. A local attacker can pre-plant a symlink in the...

PT-2026-57903

Name of the Vulnerable Software and Affected Versions FlashAttention versions prior to 2.8.3.post1 Description A symlink attack exists in the download and copy function within hopper/setup.py. The issue occurs because NVIDIA toolchain archives are extracted without validating symlinks or filterin...