Denial of service in github.com/buger/jsonparser
Summary
| CVE | CVE-2026-32285 |
|---|---|
| State | PUBLISHED |
| Assigner | Go |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-03-26 20:16:12 UTC |
| Updated | 2026-07-23 12:17:21 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.007500000 probability, percentile 0.509240000 (date 2026-07-21)
Problem Types: CWE-129 | CWE-1285 | CWE-125: Out-of-bounds Read | CWE-1285 Improper Validation of Specified Index, Position, or Offset in Input
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | ADP | CVSS | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Jsonparser Project | Jsonparser | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| access.redhat.com/errata/RHSA-2026:9385 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:36882 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/security/cve/CVE-2026-32285 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| pkg.go.dev/vuln/GO-2026-4514 | [email protected] | pkg.go.dev | Third Party Advisory |
| access.redhat.com/errata/RHSA-2026:21769 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:34364 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:23345 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:17121 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:13548 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:22347 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:35111 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32285.json | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | security.access.redhat.com | |
| github.com/golang/vulndb/issues/4514 | [email protected] | github.com | Issue Tracking, Third Party Advisory |
| access.redhat.com/errata/RHSA-2026:17123 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| securityinfinity.com/research/buger-jsonparser-negative-slice-panic-dos-2026 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | securityinfinity.com | Exploit, Third Party Advisory |
| github.com/buger/jsonparser/issues/275 | [email protected] | github.com | Issue Tracking, Third Party Advisory |
| bugzilla.redhat.com/show_bug.cgi | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | bugzilla.redhat.com | |
| access.redhat.com/errata/RHSA-2026:19099 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:7191 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| access.redhat.com/errata/RHSA-2026:22423 | 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | access.redhat.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2026-03-26T20:01:54.925Z | Reported to Red Hat. |
| ADP | 2026-03-26T19:40:51.837Z | Made public. |
Solutions
ADP: RHSA-2026:34364: Logging Subsystem for Red Hat OpenShift 6.4
ADP: RHSA-2026:22423: Multicluster Global Hub 1.3.4
ADP: RHSA-2026:22347: Multicluster Global Hub 1.4.5
ADP: RHSA-2026:21769: Multicluster Global Hub 1.5.6
ADP: RHSA-2026:23345: Multicluster Global Hub 1.6.2
ADP: RHSA-2026:36882: Red Hat Advanced Cluster Management for Kubernetes 2.14
ADP: RHSA-2026:13548: Red Hat Advanced Cluster Management for Kubernetes 2.15
ADP: RHSA-2026:7191: Red Hat Hardened Images
ADP: RHSA-2026:35111: Red Hat Hardened Images
ADP: RHSA-2026:9385: Red Hat OpenShift distributed tracing 3.9.1
ADP: RHSA-2026:19099: multicluster engine for Kubernetes 2.1
ADP: RHSA-2026:17121: multicluster engine for Kubernetes 2.8
ADP: RHSA-2026:17123: multicluster engine for Kubernetes 2.8
Workarounds
ADP: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.