GHSA-6g7g-w4f8-9c9x

github.com/buger/jsonparser has a denial of service vulnerability

Source: GitHub Advisory Database (reviewed) High CVE-2026-32285

Packages

Ecosystem	Package	Affected	Fixed in
Go	github.com/buger/jsonparser	< 1.1.2	1.1.2

Details

As written in the advisory (Markdown source, shown as plain text).

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.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2026-32285 advisory
https://github.com/buger/jsonparser/issues/275 web
https://github.com/golang/vulndb/issues/4514 web
https://github.com/buger/jsonparser/pull/276 web
https://github.com/buger/jsonparser/commit/a69e7e01cd4ad67bdfd3ac2c080b9212af16f4b0 web
https://github.com/buger/jsonparser package
https://github.com/buger/jsonparser/releases/tag/v1.1.2 web
https://pkg.go.dev/vuln/GO-2026-4514 web
https://securityinfinity.com/research/buger-jsonparser-negative-slice-panic-dos-2026 web