CVE-2026-113613

FlexGet before 3.20.7 contains a path traversal vulnerability in the decompress plugin that allows remote attackers to write arbitrary files by supplying malicious archive member paths. Attackers can deliver zip or rar archives with ../ sequences or absolute paths through a feed, writing Python files into the plugins directory for code execution.

CVSS 4.0

9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-25)

CWE

CWE-22

Published

2026-10-20

Modified

2026-10-21

Record from

the NVD, synced 2026-10-22

References

• https://github.com/Flexget/Flexget/blob/v3.20.6/flexget/components/archives/decompress.py#L74-L77
• https://github.com/Flexget/Flexget/commit/38fa748461e20befee942f5c79d8a098edea5c1f
• https://github.com/Flexget/Flexget/releases/tag/v3.20.7
• https://github.com/Flexget/Flexget/security/advisories/GHSA-6v57-v478-59v9
• https://www.vulncheck.com/advisories/flexget-before-3.20.7-path-traversal-zip-slip-via-decompress-plugin

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