CVE-2025-6566

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A vulnerability was found in oatpp Oat++ up to 1.3.1. It has been declared as critical. This vulnerability affects the function deserializeArray of the file src/oatpp/json/Deserializer.cpp. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119 CWE-121 CWE-787

Affected software

Vendor	Product	Versions
oatpp	Oat++	1.3.0; 1.3.1

References

https://github.com/oatpp/oatpp/issues/1037Exploit, Issue Tracking
https://github.com/user-attachments/files/19579448/oatpp_crash.txtExploit
https://vuldb.com/?ctiid.313738Permissions Required, VDB Entry
https://vuldb.com/?id.313738Third Party Advisory, VDB Entry
https://vuldb.com/?submit.597453Third Party Advisory, VDB Entry
https://github.com/oatpp/oatpp/issues/1037Exploit, Issue Tracking

Timeline

Published: Jun 24, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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