CTI · corroborated · 2026-09-23

Weights & Biases wandb before 0.29.0 path traversal CVE-2026-91771 allows arbitrary file write via malicious backend

Full story & timeline

MITRE ATT&CK

• T1195 Supply Chain Compromise Initial Access

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://www.thehackerwire.com/vulnerability/CVE-2026-91771/