Vulnerability · Published Sep 14, 2026 · Assigned by VulDB
CVE-2026-90714marcobambini Gravity JSON parser gravity_json.c memory corruption
Medium 6.3
In plain English
A medium-severity memory corruption in Gravity from marcobambini. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| marcobambini | Gravity | 0.9.00.9.10.9.20.9.30.9.40.9.50.9.60.9.7 |
Weakness: CWE-119 · Vector: 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
References
- VDB-403268 | marcobambini Gravity JSON parser gravity_json.c memory corruption vdb-entry
- VDB-403268 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-90714 | CVE Analysis and Report third-party-advisory
- Submit #919185 | marcobambini gravity v0.9.7 Out-of-bounds Pointer Arithmetic third-party-advisory
- https://github.com/marcobambini/gravity/issues/448 exploit, issue-tracking
- https://github.com/marcobambini/gravity/pull/451 issue-tracking, patch
- https://github.com/sthagen/marcobambini-gravity/commit/9b337c3eae5833c3956bed1fc01c21c14fd443f2 patch
- https://github.com/marcobambini/gravity/releases/tag/0.9.8 patch
- https://github.com/marcobambini/gravity/ product