by Kastro
Paper/Archive/CVE-2026-47826

CVE-2026-47826

CloudFoundry Foundation BOSH CLI tool — blobs.yaml Path Traversal Allows File Writes

EPSS 0.5%CVSS 9.1
critical.is priorityof 100
36
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 45.7.457 × 209.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
BOSH CLI tool< 7.10.47.10.4CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
vmware (CNA)8.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vmware (CNA)8.5CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refcloudfoundry.org/blog/cve-2026-47826-blobs-yaml-path-traversal-allows-file-writes