CVE-2025-63468

Name: CVE-2025-63468
Creator: NVD / NIST
Published: 2025-10-31T16:15:41.02+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-63468 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the sub_426EF8 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the sub_426EF8 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.34%

26.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-121

Affected Software

Vendor	Product	Versions
Totolink	Lr350 Firmware	9.3.5u.6369_b20220309

References

https://github.com/0-fool/VulnbyCola/blob/main/TOTOLINK/LR350/1/1.mdExploit, Third Party Advisory
https://github.com/0-fool/VulnbyCola/blob/main/TOTOLINK/LR350/1/1.mdExploit, Third Party Advisory

Timeline

Published: Oct 31, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-63468?

How severe is CVE-2025-63468?

CVE-2025-63468 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-63468?

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-2025-63468?

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

Scan your code now

Source: NVD / NIST