SEPTEMBER 15, 2026
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Case File

CVE-2026-87933

HIGH · CVSS 7.3 EPSS 0.31% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-10 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

A use-after-free vulnerability exists in the cJSONUtils_MergePatch function of cJSON versions up to 1.7.19, which can be exploited remotely. Successful exploitation may lead to arbitrary code execution, posing a significant risk to applications utilizing this library. Developers and organizations using cJSON should prioritize applying the pending fix to mitigate potential attacks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links
github.com ↗ github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-87933
Severity
HIGH
CVSS
7.3
EPSS
0.31%

Original NVD Description

A vulnerability was found in DaveGamble cJSON up to 1.7.19. The affected element is the function cJSONUtils_MergePatch of the file cJSON_Utils.c. The manipulation results in use after free. The attack may be launched remotely. The exploit has been made public and could be used. The pull request to fix this issue awaits acceptance.