High severity · published Mar 26, 2026
CVE-2026-32285
Denial of service in github.com/buger/jsonparser
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
The Delete function fails to properly validate offsets when processing malformed JSON input. This can lead to a negative slice index and a runtime panic, allowing a denial of service attack.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
github.com/buger/jsonparser · github.com/buger/jsonparser
before 1.1.2 · source: vendor
JS
Jsonparser · Jsonparser Project
before 1.1.2 · source: NVD
CO
Cluster Observability Operator 1.5.0 · Red Hat
All versions, or not specified · source: CISA
LS
Logging Subsystem for Red Hat OpenShift · Red Hat
All versions, or not specified · source: CISA
LS
Logging Subsystem for Red Hat OpenShift 6.4 · Red Hat
All versions, or not specified · source: CISA
MG
Multicluster Global Hub 1.3.4 · Red Hat
All versions, or not specified · source: CISA
MG
Multicluster Global Hub 1.4.5 · Red Hat
All versions, or not specified · source: CISA
MG
Multicluster Global Hub 1.6.5 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Management for Kubernetes 2.14 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Management for Kubernetes 2.15 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Hardened Images · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat OpenShift GitOps · Red Hat
All versions, or not specified · source: CISA
Affected product
GI
github.com/buger/jsonparser
github.com/buger/jsonparser
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32285
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32285
Issue Tracking
https://github.com/buger/jsonparser/issues/275
Issue Tracking
https://github.com/golang/vulndb/issues/4514
Third Party Advisory
https://pkg.go.dev/vuln/GO-2026-4514
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:13548
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:17121
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:17123