CVE-2026-29036

cJSON versions 1.5.0 through 1.7.19 contain an incorrectly-resolved name or reference vulnerability in the decodepointerinplace function within cJSONUtils.c that allows unauthenticated attackers to cause JSON Patch operations to target wrong object keys by supplying crafted JSON Pointer escape...

CVE-2026-29036 cJSON 1.7.19 Wrong-Key Modification via JSON Pointer Escape Decoding

cJSON versions 1.5.0 through 1.7.19 contain an incorrectly-resolved name or reference vulnerability in the decodepointerinplace function within cJSONUtils.c that allows unauthenticated attackers to cause JSON Patch operations to target wrong object keys by supplying crafted JSON Pointer escape...

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...