Cross Site Scripting Vulnerability in Totolink A3002MU
CVE-2026-90604

5.1MEDIUM

Key Information:

Vendor

Totolink
Status
A3002mu
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90604?

A security flaw has been identified within the Totolink A3002MU Hh-B20211125.1046, specifically affecting the component known as the Anchor Tag Handler. This vulnerability enables attackers to manipulate inputs, leading to potential cross site scripting (XSS) attacks. The flaw allows remote exploitation, which may facilitate malicious activities, especially since the exploit details have been made publicly available, increasing the risk of widespread attacks on affected systems.

Affected Version(s)

A3002MU Hh-B20211125.1046

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-2026-90604 - Proof of Concept

References

https://vuldb.com/vuln/403186
vdb-entry
https://vuldb.com/vuln/403186/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90604
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
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

sunnyyaya (VulDB User)
.