CVE-2025-57052

CVSS 9.8 CRITICALEPSS 0.7%CWE-125 CWE-129

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.7%KEV nãoPoC —Patch —

Lifecycle

03 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

n/a · n/a

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References

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