CVE-2025-29209

Name: CVE-2025-29209
Creator: NVD / NIST
Published: 2025-04-18T15:15:58.653+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.91%

Last modified Jun 17, 2026

CVE-2025-29209 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOLINK X18 v9.1.0cu.2024_B20220329 has an unauthorized arbitrary command execution in the enable parameter' of the sub_41105C function of cstecgi .cgi.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

TOTOLINK X18 v9.1.0cu.2024_B20220329 has an unauthorized arbitrary command execution in the enable parameter' of the sub_41105C function of cstecgi .cgi.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.91%

55.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Totolink	X18 Firmware	9.1.0cu.2024_b20220329

References

https://github.com/LZY0522/CVE/blob/main/X18-sub_41105c.mdExploit, Third Party Advisory
https://github.com/LZY0522/CVE/blob/main/X18-sub_41105c.mdExploit, Third Party Advisory

Timeline

Published: Apr 18, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-29209?

TOTOLINK X18 v9.1.0cu.2024_B20220329 has an unauthorized arbitrary command execution in the enable parameter' of the sub_41105C function of cstecgi .cgi.

How severe is CVE-2025-29209?

CVE-2025-29209 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.

How do I fix CVE-2025-29209?

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-2025-29209?

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

Scan your code now

Source: NVD / NIST