CVE-2026-41861

Medium

Description

Path Traversal in BOSH-Ecosystem / BOSH allows an IaaS-metadata attacker to make the agent write a root-owned file with partially attacker-controlled body to any path ending in .network, and create any missing parent directories with mode 0777 via network Alias on Ubuntu. Affected versions: BOSH agent < v2.847.0 (jammy <= v1.1202, or noble <= v1.364). Lower bound unspecified in advisory ("All bosh agent versions").

SeverityMedium
CVSS4.2
Exploit probability—
ProductBOSH
PublishedAug 6, 2026
First seenAug 6, 2026

How to fix

Update
  • CloudFoundry Foundation BOSH2.847.0 or later

Affected products

ProductAffected versionsFixed in
CloudFoundry Foundation BOSHv < 2.847.02.847.0

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