CVE-2025-14175

A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.

CVSS 4.0

6.0CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-25)

CWE

CWE-327

Published

2025-12-29

Modified

2026-10-07

Record from

the NVD, synced 2026-10-19

Affected

• tp-link:tl-wr820n_firmware

References

• https://www.tp-link.com/en/support/download/tl-wr820n/#Firmware
• https://www.tp-link.com/in/support/download/tl-wr820n/#Firmware
• https://www.tp-link.com/us/support/faq/4861/

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