Cyber Resilience

CVE-2022-23460

MediumDDoS

Published: 19 August 2022

Published
19 August 2022
Modified
28 October 2025
KEV Added
Patch
CVSS Score v3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0043 63.1th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-23460 is a medium-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Hjiang Json\+\+. Its CVSS base score is 5.9 (Medium).

Operationally, ranked in the top 36.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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 This issue exists on the current commit of the jsonxx project and the project itself has been archived.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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

hjiang
json\+\+
1.0.0, 1.0.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-674

Supports resumption at alternate site when uncontrolled recursion causes primary site failure or crash.

addresses: CWE-674

Prevents uncontrolled recursion that exhausts stack or CPU resources.

References