What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-14
• Weakness: CWE-189

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.

Affected products

• marcobambini Gravity: 0.9.0, 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.5 (+2)

References

• https://github.com/marcobambini/gravity/
• https://github.com/marcobambini/gravity/issues/447
• https://github.com/marcobambini/gravity/pull/451
• https://github.com/marcobambini/gravity/releases/tag/0.9.8
• https://github.com/sthagen/marcobambini-gravity/commit/9b337c3eae5833c3956bed1fc01c21c14fd443f2
• https://vuldb.com/cve/CVE-2026-90715
• https://vuldb.com/submit/919189
• https://vuldb.com/vuln/403269
• https://vuldb.com/vuln/403269/cti

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