Buffer Overflow Vulnerability in Linksys Network Extenders
CVE-2025-9360

8.7HIGH

Key Information:

Vendor

Linksys

Status
Vendor
CVE Published:
23 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9360?

A security flaw exists in the accessControlAdd function of multiple Linksys network extenders, allowing for stack-based buffer overflow. This vulnerability is triggered through manipulated arguments (ruleName/schedule), enabling attackers to execute remote exploits. Despite early notification to Linksys, no acknowledgment or remedial action was reported, increasing the risk of exploitation.

Affected Version(s)

RE6250 1.0.013.001

RE6250 1.0.04.001

RE6250 1.0.04.002

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.

References

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
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

pjq123 (VulDB User)
.
CVE-2025-9360 : Buffer Overflow Vulnerability in Linksys Network Extenders