CVE-2026-16554

cJSON library is vulnerable to an integer overflow in the printstringptr function in cJSON.c on 32-bit platforms. The escapecharacters counter, a 32-bit sizet, can wrap around when processing strings containing approximately 858,993,460 or more control characters, causing the output buffer to be...

PT-2026-64863

Name of the Vulnerable Software and Affected Versions cJSON version 1.7.19 Description An integer overflow exists in the print string ptr function within cJSON.c on 32-bit platforms. The escape characters counter, a 32-bit size t, can wrap around when processing strings containing approximately...

EUVD-2026-39332

Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0. Users are recommended to upgrade to version 2.16.0, which fixes the issue...

CVE-2026-46752

Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0. Users are recommended to upgrade to version 2.16.0, which fixes the issue...

CVE-2026-46752

CVE-2026-46752 describes a Redis Lua HEAP overflow in the cjson library used by Apache Kvrocks. Affected versions are Kvrocks 2.0.4 through 2.15.0. The issue’s root cause is a heap overflow in Lua-related handling within cjson, leading to a high-severity impact. Kvrocks users should upgrade to ve...

PT-2026-52226

Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0. Users are recommended to upgrade to version 2.16.0, which fixes the issue...

CVE-2026-46752: Heap-based Buffer Overflow

Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0. Users are recommended to upgrade to version 2.16.0, which fixes the issue...

PT-2026-27320

Name of the Vulnerable Software and Affected Versions ncmdump versions prior to 1.4.0 Description A NULL pointer dereference issue exists in taurusxin ncmdump within the src/utils modules, specifically related to the cJSON.Cpp program files. This can lead to unexpected behavior or program crashes...

CVE-2018-1000216

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 exploitable via Attacker must be able to force victim to print JSON data, depending on how cJSON library is used this could...

CVE-2018-1000217

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. This attack appear to be exploitable via Depends on how application uses cJSON library. If application provides network...

cJSON: out-of-bounds access in decode_array_index_from_pointer() in cJSON_Utils.c via crafted JSON pointer strings

A flaw was found in the cJSON library. A specially crafted JSON pointer string can cause an out-of-bounds access in the decodearrayindexfrompointer function in the cJSONUtils.c file due to improper array bounds checking, causing a crash to the application linked to the library and resulting in a...

cJSON: out-of-bounds access in decode_array_index_from_pointer() in cJSON_Utils.c via crafted JSON pointer strings

A flaw was found in the cJSON library. A specially crafted JSON pointer string can cause an out-of-bounds access in the decodearrayindexfrompointer function in the cJSONUtils.c file due to improper array bounds checking, causing a crash to the application linked to the library and resulting in a...

EUVD-2018-1887

Malware in sbrugna...

EUVD-2016-5303

Malware in sbrugna...

EUVD-2023-31821

Malicious code in bioql PyPI...

Advisory ROSA-SA-2025-2978

software: cjson 1.7.18 WASP: ROSA-CHROME unaffected versions = cjson-1.7.18-2 affected versions cjson-1.7.18-2 CVE-ID: CVE-2023-26819 BDU-ID: None CVE-Crit: LOW CVE-DESC.: cJSON 1.7.15 may cause a denial of service when processing a specially generated JSON document, e.g.: "a": true, "b": null,...

The vulnerability of the cJSON_SetValuestring function in the cJSON.c library for working with JSON objects in C language allows a attacker to cause a service denial.

The vulnerability of the cJSONSetValuestring function in the cJSON.c library for working with JSON objects in C is related to a pointer dereferencing error. Exploiting this vulnerability could allow an attacker to cause a service failure...

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 exploitable via Attacker must be able to force victim to print JSON data, depending on how cJSON library is used this could be either local or over a network. This vulnerability appears to have been fixed in 1.7.3.

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Dave Gamble cJSON version 1.7.3 and earlier contains a CWE-416: Use After Free vulnerability

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CVE-2025-57052

The cJSON library (versions 1.5.0 through 1.7.18 ) contains a vulnerability where the decode_array_index_from_pointer function in cJSON_Utils.c fails to correctly validate array indices in JSON pointers. This flaw allows remote attackers to bypass bounds checking via malformed JSON pointer string...