Critical severity · published Jul 9, 2026
CVE-2026-47826
blobs.yaml Path Traversal Allows File Writes
9.1
CVSS
0.5%
EPSS
No
On KEV
Description
The blobs.yml path key traversal vulnerability in the BOSH CLI tool allows an attacker to write arbitrary files and exfiltrate sensitive information.
Affected versions: BOSH CLI tool versions prior to v7.10.4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BC
BOSH CLI tool · CloudFoundry Foundation
before 7.10.4 · source: vendor
BC
Bosh Cli · Cloudfoundry
before 7.10.4 · source: NVD