cJSON 1.5.0 through 1.7.18 allows out-of-bounds access via the decode_array_index_from_pointer function in cJSON_Utils.c, allowing remote attackers to bypass array bounds checking — CVE-2025-57052
Date
Source
MSRC
MSRC
Vendor
Microsoft
Microsoft
Threat
critical
critical
CVSS
9.8
9.8
Summary
Advisory CVE-2025-57052. cJSON 1.5.0 through 1.7.18 allows out-of-bounds access via the decode_array_index_from_pointer function in cJSON_Utils.c, allowing remote… Vendor: Microsoft. Source: MSRC. Threat: critical. CVSS 9.8. See the…
What to do
General, cautious steps (verify details in the official source):
- Prioritize patching or mitigation immediately (treat as actively risky).
- Identify affected product versions in your inventory and verify whether you are impacted.
- Apply vendor patches/updates or recommended mitigations as soon as available.
- Read the official advisory for exact affected versions and remediation steps.