CVE-2026-43896
jq: Stack Overflow in Recursive Object Merge
MEDIUM
5.5
CVSS Score
Published: May 11, 2026 at 05:24 PM UTC
Updated: October 26, 2026 at 06:10 PM UTC
1 product affected across 1 vendorJq
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
PoC
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_CONFIRMExploitVendor Advisory
Source: cverecord
https://github.com/jqlang/jq/security/advisories/GHSA-mg96-6h3q-g846SSVC — Action Prioritization
SSVCPoCNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusANALYZED
CWE
CWE-674
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