Cjson
Vendor:
First CVE: Aug 20, 2018 · Active for 7 years
10
Total CVEs
More Total CVEs than 88% of tracked products
2.5
Avg CVEs / Year
Higher CVE frequency than 74% of tracked products
8.8
Avg CVSS
Higher Avg CVSS than 79% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Cjson over time
Volume of CVEsAvg CVSS Base Score
First CVE
Aug 20, 2018
7 years ago
Most Recent CVE
Sep 3, 2025
324 days ago
CVE Severity & Scoring
Cjson10 CVEs
50%
50%
All CVEs352,294 CVEs
45%
40%
11%
HighCritical
Attack Vector
Local0 (0.0%)
Network10 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low10 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None9 (90.0%)
Unknown0 (0.0%)
Required1 (10.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None10 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (10 CVEs).
10 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-57052CRITICAL 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 | Sep 3, 2025 | 9.8 | 33 | NO | NO |
CVE-2019-11835CRITICAL cJSON before 1.7.11 allows out-of-bounds access, related to multiline comments. | May 9, 2019 | 9.8 | 31 | NO | NO |
CVE-2019-11834CRITICAL cJSON before 1.7.11 allows out-of-bounds access, related to \x00 in a string literal. | May 9, 2019 | 9.8 | 31 | NO | NO |
CVE-2016-10749CRITICAL parse_string in cJSON.c in cJSON before 2016-10-02 has a buffer over-read, as demonstrated by a string that begins with a " character and ends with a \ character. | Apr 29, 2019 | 9.8 | 31 | NO | NO |
CVE-2018-1000217CRITICAL Dave Gamble cJSON version 1.7.3 and earlier contains a CWE-416: Use After Free vulnerability in cJSON library that can result in Possible crash, corruption of data or even RCE. Thi | Aug 20, 2018 | 9.8 | 31 | NO | NO |
CVE-2018-1000216HIGH Dave Gamble cJSON version 1.7.2 and earlier contains a CWE-415: Double Free vulnerability in cJSON library that can result in Possible crash or RCE. This attack appear to be exploi | Aug 20, 2018 | 8.8 | 27 | NO | NO |
CVE-2018-1000215HIGH Dave Gamble cJSON version 1.7.6 and earlier contains a CWE-772 vulnerability in cJSON library that can result in Denial of Service (DoS). This attack appear to be exploitable via I | Aug 20, 2018 | 7.5 | 25 | NO | NO |
CVE-2019-1010239HIGH DaveGamble/cJSON cJSON 1.7.8 is affected by: Improper Check for Unusual or Exceptional Conditions. The impact is: Null dereference, so attack can cause denial of service. The compo | Jul 19, 2019 | 7.5 | 24 | NO | NO |
CVE-2023-50472HIGH cJSON v1.7.16 was discovered to contain a segmentation violation via the function cJSON_SetValuestring at cJSON.c. | Dec 14, 2023 | 7.5 | 19 | NO | NO |
CVE-2023-50471HIGH cJSON v1.7.16 was discovered to contain a segmentation violation via the function cJSON_InsertItemInArray at cJSON.c. | Dec 14, 2023 | 7.5 | 19 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (10 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (10 CVEs).
Media Mentions
Signals from CVEs in this product scope (10 CVEs).
Top CNAs Publishing CVEs For Cjson
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.7.8 | 1 | 7.5 | 2.4% | 0 | 0 |
| 1.7.16 | 2 | 7.5 | 1.2% | 0 | 0 |