Description
jq is a command-line JSON processor. In 1.8.1 and earlier, unbounded recursion in jv_object_merge_recursive() allows a crafted jq program to crash the process with a segfault. The function is reachable through the * operator when both operands are objects.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/jqlang/jq/security/advisories/GHSA-mg96-6h3q-g846
Scores
CVSS v3
6.2
EPSS
0.0015
EPSS Percentile
4.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-674
Status
published
Products (2)
jqlang/jq
< 1.8.1
jqlang/jq
<= 1.8.1
Published
May 11, 2026
Tracked Since
May 11, 2026