Out-of-Bounds Read Vulnerability in marcobambini Gravity Product
CVE-2026-90716

5.1MEDIUM

Key Information:

Vendor

Marcobambini

Status
Gravity
Vendor
CVE Published:
14 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90716?

An out-of-bounds read vulnerability has been identified in the Number Parser component of the marcobambini Gravity software, particularly in the parse_number_expression function within the file src/compiler/gravity_parser.c. This flaw allows remote attackers to manipulate inputs in a way that leads to unauthorized memory access, potentially compromising system integrity. The vulnerability is publicly exploitable, and users are strongly advised to upgrade to version 0.9.8, which includes a patch to mitigate this risk.

Affected Version(s)

Gravity 0.9.0

Gravity 0.9.1

Gravity 0.9.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-90716 - Proof of Concept

References

https://vuldb.com/vuln/403270
vdb-entrytechnical-description
https://vuldb.com/vuln/403270/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90716
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

lrrh (VulDB User)
.