CVE-2022-45494

HIGH 7.8CVE-2022-45494 · Published 31/01/2023 · updated 17/06/2026

In short

CVE-2022-45494 is a HIGH (CVSS 7.8) vulnerability affecting json.h (json.h project).
Chance of exploitation in the next 30 days (EPSS): 0.41%, higher than 35.8% of all vulnerabilities.
Fix: update to 2022-11-14 or later.

Package	Affected versions	Patched versions
json.h json.h_project	`< 2022-11-14`	`2022-11-14`

Description

Buffer overflow vulnerability in function json_parse_object in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges.

References

hyrathon/trophies security advisory · Exploit
sheredom/json.h · Product
sheredom/json.h · Issue Tracking
sheredom/json.h · Issue Tracking

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Package

Affected versions

Patched versions

json.h

json.h_project

< 2022-11-14

2022-11-14

More vulnerabilities in json.h

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