VulnerabilityModified
CVE-2026-32285
This can lead to a negative slice index and a runtime panic, allowing a denial of service attack.
HIGH 7.5EPSS 0.75%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.75% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-129, CWE-1285
- Affected
- jsonparser project/jsonparser
- Source
- security@golang.org
References
- https://github.com/buger/jsonparser/issues/275Issue Tracking, Third Party Advisory
- https://github.com/golang/vulndb/issues/4514Issue Tracking, Third Party Advisory
- https://pkg.go.dev/vuln/GO-2026-4514Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:13548
- https://access.redhat.com/errata/RHSA-2026:17121
- https://access.redhat.com/errata/RHSA-2026:17123
- https://access.redhat.com/errata/RHSA-2026:19099
- https://access.redhat.com/errata/RHSA-2026:21769
- https://access.redhat.com/errata/RHSA-2026:22347
- https://access.redhat.com/errata/RHSA-2026:22423
- https://access.redhat.com/errata/RHSA-2026:23345
- https://access.redhat.com/errata/RHSA-2026:34364
- https://access.redhat.com/errata/RHSA-2026:35111
- https://access.redhat.com/errata/RHSA-2026:36882
- https://access.redhat.com/errata/RHSA-2026:61314
- https://access.redhat.com/errata/RHSA-2026:7191
- https://access.redhat.com/errata/RHSA-2026:9385
- https://access.redhat.com/security/cve/CVE-2026-32285
- https://bugzilla.redhat.com/show_bug.cgi?id=2451846
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32285.json
- https://securityinfinity.com/research/buger-jsonparser-negative-slice-panic-dos-2026Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.