Medium (5.5) in jefferson project jefferson. EPSS 0.4% chance of exploitation in the next 30 days.
A path traversal vulnerability affects jefferson's JFFS2 filesystem extractor. By crafting malicious JFFS2 files, attackers could force jefferson to write outside of the extraction directory.This issue affects jefferson: before 0.4.1.
Severity
CVSS 3.1
5.5 medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)