Denial of Service Vulnerability in Connorskees Grass Compiler Software
CVE-2026-14651

4.8MEDIUM

Key Information:

Vendor

Connorskees

Status
Grass
Vendor
CVE Published:
4 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-14651?

A denial of service vulnerability has been identified in the Connorskees Grass compiler up to version 0.13.4. This issue arises from the affected function in the compiler that can lead to resource exhaustion due to its non-linear runtime behavior, significantly impacting performance. Attackers can exploit this vulnerability locally, leveraging techniques such as recursive functions or infinite loops in the @extend algorithm to cause the application to become unresponsive. This vulnerability has been publicly disclosed, allowing for potential exploits unless adequately mitigated.

Affected Version(s)

grass 0.13.0

grass 0.13.1

grass 0.13.2

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-2026-14651 - Proof of Concept

References

https://vuldb.com/vuln/376164
vdb-entrytechnical-description
https://vuldb.com/vuln/376164/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-14651
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Zyz3366 (VulDB User)
VulDB CNA Team
.