UnRAR before 6.2.3 allows extraction of files outside of the destination folder via symlink chains.

published 2023-08-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-51275

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 58%
public exploits: 0; none known

Patch / fix

fixed in 1 distros 4 links 1

rarlab unrar 6.2.3

debian ubuntu alpine azure linux

unrar-nonfree Debian 14, Debian 13, Debian 12 1:6.2.3-1

debian advisories DEBIAN-CVE-2022-48579

unrar-nonfree Ubuntu 20.04 LTS 1:5.6.6-2ubuntu0.1
unrar-nonfree Ubuntu 22.04 LTS 1:6.1.5-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2022-48579

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

clamav Alpine 3.18 1.1.2-r0
clamav Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 1.2.0-r0

alpine advisories ALPINE-CVE-2022-48579

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

clamav CBL-Mariner 2.0 0.105.2-2
clamav Azure Linux 3.0 0.105.2-4

azure linux advisories AZL-27870 AZL-34592

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

github.com/pmachapman/unrar@2ecab6b commit

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-10-17)

Exploit prediction

0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness

CWE-59 Improper Link Resolution Before File Access

References

Sources

CVE List CVE-2022-48579
NVD CVE-2022-48579

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary