CVE-2026-54679
5.5
MEDIUM
CVSS 3.1
EPSS 0.10%
Description
jq is a command-line JSON processor. Prior to 1.8.2, on 32bit system, jvp_string_append has a chance of integer/multiple overflowing and then causing a massive buffer overrun. This vulnerability is fixed in 1.8.2.
How to fix CVE-2026-54679
To remediate CVE-2026-54679, upgrade the affected package to a fixed version below.
- Debian/jq—upgrade to 1.6-2.1+deb11u3 or later
Is CVE-2026-54679 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.6-2.1+deb11u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |