CVE-2026-40175: Axios has Unrestricted Cloud Metadata Exfiltration via Header Injection Chain

Overview

Severity
Critical (CVSS 10)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Apr
Released
2026-04-15
EPSS Score
0.24% (percentile: 47.0%)

Detection & Weaponization (1 sources)

Maturity: Exploit

  • GitHub PoC: 4 repositories

Affected Products (1)

Open Source Software

  • azl3 python-tensorboard 2.16.2-6 on Azure Linux 3.0

Revision History

  • 2026-04-15: Information published.