CVE-2022-23460: Stack overflow in Jsonxx

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-19 · updated 2026-06-17
Weakness: CWE-121

Description

Jsonxx or Json++ is a JSON parser, writer and reader written in C++. In affected versions of jsonxx json parsing may lead to stack exhaustion in an address sanitized (ASAN) build. This issue may lead to Denial of Service if the program using the jsonxx library crashes. This issue exists on the current commit of the jsonxx project and the project itself has been archived. Updates are not expected. Users are advised to find a replacement.

Affected products

hjiang Json++: 1.0.0, 1.0.1

References

https://securitylab.github.com/advisories/GHSL-2022-049_Jsonxx
https://securitylab.github.com/advisories/GHSL-2022-049_Jsonxx

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