CVE-2022-45494

HIGH
7.8
CVSS Score
Published: January 31, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:10 AM UTC
1 product affected across 1 vendorJson.h

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2022-11-14
Affected range stops below 2022-11-14, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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