How severe is CVE-2025-63361?

CVE-2025-63361 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-63361 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-63361?

CVE-2025-63361 affects Waveshare Rs232/485 To Wifi Eth (b) Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-63361?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-63361 have an EU (EUVD) identifier?

Yes. CVE-2025-63361 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201261.

When was CVE-2025-63361 published?

CVE-2025-63361 was published on 2025-12-04 and last updated on 2026-06-17.

CVE-2025-63361

CVE-2025-63361 is a medium-severity vulnerability in Waveshare Rs232/485 To Wifi Eth (b) Firmware with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-201261
Weakness: CWE-522
Affected product: Waveshare Rs232/485 To Wifi Eth (b) Firmware
Published: 2025-12-04
Last modified: 2026-06-17

Description

Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage V7.04T.07.002880.0301 was discovered to render the Administrator password in plaintext.

Frequently asked questions

What is CVE-2025-63361?: Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage V7.04T.07.002880.0301 was discovered to render the Administrator password in plaintext.
How severe is CVE-2025-63361?: CVE-2025-63361 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-63361 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-63361?: CVE-2025-63361 affects Waveshare Rs232/485 To Wifi Eth (b) Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-63361?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-63361 have an EU (EUVD) identifier?: Yes. CVE-2025-63361 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201261.
When was CVE-2025-63361 published?: CVE-2025-63361 was published on 2025-12-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:waveshare:rs232\/485_to_wifi_eth_\(b\)_firmware:3.1.1.0:*:*:*:*:*:*:*

More vulnerabilities in Waveshare Rs232/485 To Wifi Eth (b) Firmware

CVE-2025-63362 — Critical (CVSS 9.8): Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage…
CVE-2025-63363 — High (CVSS 7.5): A lack of Management Frame Protection in Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware…
CVE-2025-63364 — High (CVSS 7.5): Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage…

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