CVE-2025-5903

Name: CVE-2025-5903
Creator: NVD / NIST
Published: 2025-06-10T00:15:22.243+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 6.93%

Last modified Jun 17, 2026

CVE-2025-5903 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been classified as critical. EPSS estimates a 6.93% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

6.93%

93.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	T10 Firmware	4.1.8cu.5207

References

https://candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiAclRules-20bdf0aa118580399a8df6ba2a44c197Exploit, Third Party Advisory
https://vuldb.com/?ctiid.311676Permissions Required, VDB Entry
https://vuldb.com/?id.311676Third Party Advisory, VDB Entry
https://vuldb.com/?submit.592247Third Party Advisory, VDB Entry
https://www.totolink.net/Product
https://candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiAclRules-20bdf0aa118580399a8df6ba2a44c197Exploit, Third Party Advisory

Timeline

Published: Jun 10, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-5903?

How severe is CVE-2025-5903?

CVE-2025-5903 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 6.93% probability of exploitation in the next 30 days.

How do I fix CVE-2025-5903?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-5903?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST