Integer overflow in Marcobambini Gravity
CVE-2026-90715
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (50.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Marcobambini Gravity — versions 0.9.0, 0.9.1, 0.9.2
Weakness classification (CWE)
References
- vuldb.com/vuln/403269 (vdb-entry)
- vuldb.com/vuln/403269/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-90715 (third-party-advisory)
- vuldb.com/submit/919189 (third-party-advisory)
- github.com/marcobambini/gravity/issues/447 (issue-tracking, exploit)
- github.com/marcobambini/gravity/pull/451 (issue-tracking, patch)
- github.com/sthagen/marcobambini-gravity/commit/9b337c3eae5833c3956bed1fc01c21c1… (patch)
- github.com/marcobambini/gravity/releases/tag/0.9.8 (patch)
- github.com/marcobambini/gravity/ (product)
Frequently asked questions
- What is CVE-2026-90715?
- CVE-2026-90715 is a high-severity vulnerability in Marcobambini Gravity, classified under CWE-189. CVSS score: 7.3/10. Published 2026-09-14.
- How severe is CVE-2026-90715?
- High severity. CVSS v3 base score is 7.3 out of 10.