CVE-2026-40030

HIGH 7.8

parseusbs < 1.9 Command Injection via Volume Path Argument

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

5th

parseusbs before 1.9 contains an OS command injection vulnerability where the volume listing path argument (-v flag) is passed unsanitized into an os.popen() shell command with ls, allowing arbitrary command injection via crafted volume path arguments containing shell metacharacters. An attacker can provide a crafted volume path via the -v flag that injects arbitrary commands during volume content enumeration.

CWE	CWE-78
Vendor	khyrenz
Product	parseusbs
Published	Apr 8, 2026
Last Updated	Apr 9, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

khyrenz / parseusbs

0 < 1.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/khyrenz/parseusbs/pull/10 github.com: https://github.com/khyrenz/parseusbs/commit/99f05996494e7e41ea0c7e13145ba20eb793e46b mobasi.ai: https://mobasi.ai/sentinel vulncheck.com: https://www.vulncheck.com/advisories/parseusbs-command-injection-via-volume-path-argument

Credits

Mobasi Security Team