PT-2026-38241 · Jq · Jq

Nullbyte0X · Published 2026-05-06 · Updated 2026-06-03 · CVE-2026-43896

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions jq versions prior to 1.8.2

Description Unbounded recursion in the jv object merge recursive() function allows a specially crafted program to crash the process with a segmentation fault (segfault), which is an error occurring when a program attempts to access a memory location that it is not allowed to access. This issue is reachable through the '*' operator when both operands are objects.

Recommendations Update to version 1.8.2 or later.

Exploit

Fix

DoS

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

CVE-2026-43896

ECHO-DEED-A114-4949

OESA-2026-2424

OESA-2026-2425

OESA-2026-2426

OESA-2026-2427

OESA-2026-2487

OPENSUSE-SU-2026:10850-1

Affected Products

Jq

References · 43

• 🔥 https://github.com/jqlang/jq/security/advisories/GHSA-mg96-6h3q-g846 · Exploit
• https://ubuntu.com/security/CVE-2026-43896 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43896 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-44777 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-43896 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-41257 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-43895 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43896 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2487 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43896 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2424 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43894 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:10850-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-43896 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2426 · Vendor Advisory