CVE-2022-32511

JMESPath for Ruby uses unsafe JSON.load when safe JSON.parse is preferable

9.8 CriticalFix available

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

2.43%Up 1.5 points since Jun 7, 2022

What each source reports

NVD Score used 9.8

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: CVE-2022-32511
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: CVE-2022-32511
Updated: 2026-11-02

EUVDEUVD-2022-5934 No score

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: EUVD-2022-5934
Updated: 2026-11-02

GitHub AdvisoriesGHSA-5c5f-7vfq-3732 9.8

JMESPath for Ruby uses unsafe JSON.load when safe JSON.parse is preferable

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: GHSA-5c5f-7vfq-3732
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-32511 9.8

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: DEBIAN-CVE-2022-32511
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

OSVGHSA-5c5f-7vfq-3732 9.8

JMESPath for Ruby uses unsafe JSON.load when safe JSON.parse is preferable

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: GHSA-5c5f-7vfq-3732
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-32511 9.8

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: UBUNTU-CVE-2022-32511
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV No score

jmespath.rb (aka JMESPath for Ruby) before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable.

Record: CVE-2022-32511
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`jmespath` RubyGems	before 1.6.1	1.6.1
`ruby-jmespath` Debian:12	before 1.6.1-1	1.6.1-1
`ruby-jmespath` Debian:13	before 1.6.1-1	1.6.1-1
`ruby-jmespath` Debian:14	before 1.6.1-1	1.6.1-1
`jmespath` RubyGems	before 1.6.1, plus listed versions 0.2.00.9.01.0.01.0.11.0.2 Show 14 moreShow less 1.1.01.1.11.1.21.1.31.21.2.11.2.21.2.31.2.41.3.01.3.11.4.01.5.01.6.0	1.6.1
`ruby-jmespath` Ubuntu:20.04:LTS	All versions, plus listed versions 1.4.0-11.4.0-2	None known
`ruby-jmespath` Ubuntu:22.04:LTS	All versions, plus listed versions 1.4.0-21.4.0-3	None known
`ruby-jmespath` Ubuntu:24.04:LTS	All versions, plus listed versions 1.6.1-1	None known
`ruby-jmespath` Ubuntu:25.10	All versions, plus listed versions 1.6.1-1	None known
`ruby-jmespath` Ubuntu:26.10	All versions, plus listed versions 1.6.2-1	None known
`ruby-jmespath` Ubuntu:26.04:LTS	All versions, plus listed versions 1.6.1-11.6.2-1	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-32511 is a critical vulnerability (CVSS 9.8) in Jmespath, published June 6, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.43%, the 84th percentile. Fixed in jmespath 1.6.1.

References

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