جزئیات آسیب‌پذیری

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.

• https://x-0r.com/posts/cJSON-Array-Index-Parsing-Vulnerability
• https://lists.debian.org/debian-lts-announce/2025/09/msg00019.html