CVE-2026-40612

mediumpriority · track · 22EPSS 0.002 · 5 %ileDEEUFRRUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.16% (5th) EPSS

CVSS 5.5 · medium

Is it mine?

18 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

jq is a command-line JSON processor. In 1.8.1 and earlier, jv_contains recurses into nested arrays/objects with no depth limit. With a sufficiently nested input structure (built programmatically with reduce, since the JSON parser caps at depth 10000), the C stack is exhausted.

cvss

Technical severity, 0–10. One row per scoring source.

6.2

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.16.2mediumAV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v4.05.4mediumCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:Psecondary · ENISA EU

v4.05.4mediumCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · security-advisories@github.com

v4.04.3mediumCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-674USCWE-674US

affected products (18)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Meinberg LANTIME< V7.10.013cert_bundDE
Open Source jq≤ 1.8.1cert_bundDE
jqlang jq≤ ≤ 1.8.1enisa_euvdEU
Red Hat Inc. Ansible Automation Platform≤ 2fstec_bduRU
Red Hat Inc. Red Hat Ceph Storage≤ 4fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ 8fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ 10fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ 9fstec_bduRU
Red Hat Inc. Red Hat Hardened Imagesall versionsfstec_bduRU
Red Hat Inc. Red Hat OpenShift Container Platform≤ 4fstec_bduRU
Stephen Dolan jq≤ 1.8.2fstec_bduRU
АО «ИВК» АЛЬТ СП 10all versionsfstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 8.0fstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 7.3fstec_bduRU
jqlang jq≤ 1.8.1nvdUScpe:2.3:a:jqlang:jq:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1469jq: Mehrere SchwachstellenDeutsch2026-05-11csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in jq ausnutzen, um einen Denial of Service Angriff durchzuführen, Daten zu manipulieren oder andere, nicht näher spezifizierte Auswirkungen zu erreichen.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd certfr NVD CVE.org MITRE

published 2026-05-11modified 2026-10-26

references (4)

External citations — patches, advisories, analysis.

https://jqlang.org/Patchcnnvd
https://nvd.nist.gov/vuln/detail/CVE-2026-40612 cnnvd
https://github.com/jqlang/jq/security/advisories/GHSA-r7m6-x9c7-h69j enisa_euvd
https://github.com/jqlang/jq/security/advisories/GHSA-r7m6-x9c7-h69jExploitMitigationVendor Advisorynvd

scry

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