PyPI/flash-attn CVE-2026-31253: high 7.3, EPSS 0.37%
flash-attention contains an insecure deserialization vulnerability in its checkpoint loading mechanism
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | 2.8.3 |
Fixed versions
No fixed version in the source.
Sources
- osv: GHSA-7g5w-pq96-8c5w
- https://nvd.nist.gov/vuln/detail/CVE-2026-31253
- https://github.com/Dao-AILab/flash-attention
- https://www.notion.so/CVE-2026-31253-35d1e1393188813f9e77e2038104bc49
CVE-2026-31253 · published · modified · JSON