CVE-2025-56463

Name: CVE-2025-56463
Creator: NVD / NIST
Published: 2025-09-26T16:15:47.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2025-56463 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.18%

8.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Mercusys	Mw305r Firmware	<= 3.30

References

https://github.com/MatJosephs/CVEs/tree/main/CVE-2025-56463Exploit, Third Party Advisory
https://packetstormsecurity.comNot Applicable

Timeline

Published: Sep 26, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-56463?

Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.

How severe is CVE-2025-56463?

CVE-2025-56463 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2025-56463?

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-2025-56463?

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

Scan your code now

Source: NVD / NIST