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CVE-2026-90715— marcobambini Gravity udp json-parser gravity_json.c integer overflow

Quick assessment

Affected
marcobambini Gravity
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 marcobambini Gravity（版本 0.9.7 及更早版本）中检测到一个安全漏洞。该漏洞影响组件 udp json-parser 中文件 src/utils/gravity_json.c 的一个未知函数。经过特定操作可触发整数溢出。该攻击可远程发起。利用方式已公开，可能被利用。升级到 0.9.8 版本可缓解此问题。对应的补丁名为 9b337c3eae5833c3956bed1fc01c21c14fd443f2。建议升级受影响的组件以修复该漏洞。

CVSS 7.3 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-90715

Vulnerability Information
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Vulnerability Title
marcobambini Gravity udp json-parser gravity_json.c integer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in marcobambini Gravity up to 0.9.7. This affects an unknown function of the file src/utils/gravity_json.c of the component udp json-parser. Such manipulation leads to integer overflow. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. Upgrading to version 0.9.8 mitigates this issue. The name of the patch is 9b337c3eae5833c3956bed1fc01c21c14fd443f2. Upgrading the affected component is recommended.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
marcobambini Gravity 0.9.0 cpe:2.3:a:marcobambini:gravity:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90715

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III. Intelligence Information for CVE-2026-90715

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Patches & Fixes for CVE-2026-90715 (1)

Vendor Pages for CVE-2026-90715 (1)

Other References for CVE-2026-90715 (1)

Same Patch Batch · marcobambini · 2026-09-14 · 3 CVEs total

CVE-2026-90714 6.3 MEDIUM marcobambini Gravity JSON parser gravity_json.c memory corruption
CVE-2026-90716 5.5 MEDIUM marcobambini Gravity Number gravity_parser.c parse_number_expression out-of-bounds

IV. Related Vulnerabilities

Same product: Gravity
Same vendor: marcobambini
Same weakness: CWE-190

V. Comments for CVE-2026-90715

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