Path Traversal Vulnerability in RooCodeInc Roo-Code Software
CVE-2026-81837

5.3MEDIUM

Key Information:

Vendor

Roocodeinc

Status
Roo-code
Vendor
CVE Published:
27 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-81837?

A security flaw within RooCodeInc's Roo-Code software allows for path traversal through the ApplyPatchTool component. Specifically, this issue affects the path.resolve function in the src/core/tools/ApplyPatchTool.ts file, enabling remote attackers to manipulate file paths. This vulnerability is particularly concerning as it affects a product that is no longer supported by the vendor, leaving users exposed to potential exploits. The vendor has archived Roo-Code and does not encourage its use, making it critical for current users to seek alternative solutions.

Affected Version(s)

Roo-Code 3.51.0

Roo-Code 3.51.1

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-2026-81837 - Proof of Concept

References

https://vuldb.com/vuln/396170
vdb-entrytechnical-description
https://vuldb.com/vuln/396170/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-81837
third-party-advisory

CVSS V4

Score:
5.3
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

tchen200311 (VulDB User)
VulDB CNA Team
.