CVE-2025-56463
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key...
CVE-2025-56463 is a medium vulnerability (CVSS 6.8) in Mercusys Mw305r Firmware, published September 26, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 9th percentile. No source names a fixed version.
- Severity
- 6.8 MediumCVSS 3.1, CVE List
- Exploit chance
- 0.20%EPSS, 9th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
CVE List Score used
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
- Record
CVE-2025-56463- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2025-31361
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
- Record
EUVD-2025-31361- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h6r9-j826-53gg
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key...
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
- Record
GHSA-h6r9-j826-53gg- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
- Record
CVE-2025-56463- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-06
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | NVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.