Little Snitch versions 4.3.0 to 4.3.2 have a local privilege escalation vulnerability in their privileged helper tool.

published 2019-08-23 7y ago modified 2026-06-17 4mo ago also EUVD-2019-4586

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits: 0; none known

Little Snitch versions 4.3.0 to 4.3.2 have a local privilege escalation vulnerability in their privileged helper tool. The privileged helper tool implements an XPC interface which is available to any process and allows directory listings and copying files as root.

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Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	4.9	AV:L/AC:L/Au:N/C:C/I:N/A:N

Affected products

n/a Little Snitch

Classification

Weakness

CWE-264 Permissions, Privileges, and Access Controls
CWE-862 Missing Authorization

References

obdev.at /cve/2019-13013-OSv2mEFD3z.html

Sources

CVE List CVE-2019-13013
NVD CVE-2019-13013

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