CVE-2025-5903

What it is

A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been classified as critical. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument desc leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.

Exploit odds

12.1% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2025-06-10 00:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 09:48 UTC Last updatedMost recent change to the record

Details

Published

2025-06-10 00:15 UTC

Last modified

2026-06-17 09:48 UTC

Exploit probability

12.1% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Analyzed

Affected

• Totolink t10 Firmware 4.1.8cu.5207

Attack profile CVSS 4.0 · 7.4

Attack vector

Network

Complexity

Low

Attack requirements

None

Privileges needed

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High