CVE-2026-90714

marcobambini Gravity JSON parser gravity_json.c memory corruption

State: Published
Severity: 5.3 Medium
Published: Sep 14, 2026
Updated: Sep 15, 2026
Reserved: Sep 13, 2026

Description

A weakness has been identified in marcobambini Gravity up to 0.9.7. The impacted element is an unknown function of the file src/utils/gravity_json.c of the component JSON parser. This manipulation causes memory corruption. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.9.8 is sufficient to resolve this issue. Patch name: 9b337c3eae5833c3956bed1fc01c21c14fd443f2. It is suggested to upgrade the affected component.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-119 Memory Corruption

Affected Products

Product	Versions
Gravitymarcobambini	0.9.0Affected 0.9.1Affected 0.9.2Affected 0.9.3Affected 0.9.4Affected 0.9.5Affected 0.9.6Affected 0.9.7Affected 0.9.8Not affected

References

VDB-403268 | marcobambini Gravity JSON parser gravity_json.c memory corruptionvdb-entry
VDB-403268 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-90714 | CVE Analysis and Reportthird-party-advisory
Submit #919185 | marcobambini gravity v0.9.7 Out-of-bounds Pointer Arithmeticthird-party-advisory
https://github.com/marcobambini/gravity/issues/448exploitissue-tracking
https://github.com/marcobambini/gravity/pull/451issue-trackingpatch
https://github.com/sthagen/marcobambini-gravity/commit/9b337c3eae5833c3956bed1fc01c21c14fd443f2patch
https://github.com/marcobambini/gravity/releases/tag/0.9.8patch
https://github.com/marcobambini/gravity/product

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