cJSON 1.5.0 through 1.7.18 allows out-of-bounds access via the…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-129 and the CVSS impact.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:davegamble:cjson:*:*:*:*:*:*:*:* | 1.5.0 – 1.7.18 | Vulnerable | DaveGamble |
- cpe:2.3:a:davegamble:cjson:*:*:*:*:*:*:*:* Versions 1.5.0 – 1.7.18 Vulnerable ·DaveGamble
Remediation
Red Hat 3 advisories
- RHSA-2025:17614 Released 2025-10-08 · Red Hat rating ImportantSatellite 6.15.5.5 Async Update
- Red Hat Satellite 6.15 for RHEL 8 cjson-1.7.18-2.el8sat, puppet-agent-7.34.0-4.el8sat, python-django-4.2.24-0.1.el8pc +1
- RHSA-2025:17613 Released 2025-10-08 · Red Hat rating ImportantSatellite 6.16.5.4 Async Update
- Red Hat Satellite 6.16 for RHEL 8 cjson-1.7.18-2.el8sat, puppet-agent-8.8.1-3.el8sat, python-django-4.2.24-0.1.el8pc +1
- Red Hat Satellite 6.16 for RHEL 9 cjson-1.7.18-2.el9sat, puppet-agent-8.8.1-3.el9sat, python-django-4.2.24-0.1.el9pc +1
- RHSA-2025:17606 Released 2025-10-08 · Red Hat rating ImportantSatellite 6.17.5 Async Update
- Red Hat Satellite 6.17 for RHEL 9 cjson-1.7.18-2.el9sat, puppet-agent-8.8.1-3.el9sat, python-django-4.2.24-0.1.el9pc +1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Satellite 6.15 for RHEL 8 | Fixed | RHSA-2025:17614 |
| Red Hat Satellite 6.16 for RHEL 8 | Fixed | RHSA-2025:17613 |
| Red Hat Satellite 6.16 for RHEL 9 | Fixed | RHSA-2025:17613 |
| Red Hat Satellite 6.17 for RHEL 9 | Fixed | RHSA-2025:17606 |
Not affected: 4 products
- Red Hat Satellite 6.15 for RHEL 8
- Red Hat Satellite 6.16 for RHEL 8
- Red Hat Satellite 6.16 for RHEL 9
- Red Hat Satellite 6.17 for RHEL 9
Timeline
- 2026-10-02 Threatist record created from CVE-2025-57052
- 2026-10-03 Alias added: GHSA-98j5-4649-rfv2
References
More DaveGamble Cjson vulnerabilities
- TI-2023-27613 cJSON v1.7.16 was discovered to contain a segmentation violation via the function cJSON_SetValuestring at cJSON.c. CVSS 3.1HIGH 7.5
- TI-2026-47533 cJSON JSON Patch Non-Atomic Application Destroys Data Before Validation CVSS 4.0MEDIUM 6.9
- TI-2026-47532 cJSON cJSON_Compare Exponential Complexity Denial of Service CVSS 4.0HIGH 8.2
- TI-2019-08871 cJSON before 1.7.11 allows out-of-bounds access, related to multiline comments. CVSS 3.1CRITICAL 9.8
- TI-2019-08870 cJSON before 1.7.11 allows out-of-bounds access, related to \x00 in a string literal. CVSS 3.1CRITICAL 9.8
- TI-2016-08787 parse_string in cJSON.c in cJSON before 2016-10-02 has a buffer over-read, as… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-57052 · CVE Program
- CVE-2025-57052 · NVD
- FIRST EPSS
- GHSA-98j5-4649-rfv2 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-57052 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences