VDB
CVE-2025-57052
CVE-2025-57052
PUBLISHED
CVSS 9.8 CRITICAL
Reported by mitre · Published September 3, 2025
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 and access restricted data via malformed JSON pointer strings containing alphanumeric characters.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| cjson | davegamble | 1.7.18 |
Risk scores
CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| alpine | cjson | 0 |
| n/a | n/a | * |
Timeline
- Sep 3, 2025 CVE Published
- Sep 3, 2025 PoC Published (6 in total, the first dated here)
- Sep 4, 2025 EPSS Score (30 in total, the first dated here)
- Mar 26, 2026 Coalition ESS Score (2 in total, the first dated here)
- Apr 29, 2026 Security Advisory (6 in total, the first dated here)
- Jun 17, 2026 CVE Updated
- Aug 10, 2026 Distribution Patch (5 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2025-57052
vulnetix vdb fixes CVE-2025-57052Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
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