High (7.8). EPSS 1.4% chance of exploitation in the next 30 days.
An out-of-bounds heap buffer read flaw was found in the way advancecomp before 2.1-2018/02 handled processing of ZIP files. An attacker could potentially use this flaw to crash the advzip utility by tricking it into processing crafted ZIP files.
Severity
CVSS 3.1
7.8 high
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)