What is CVE-2025-55893?

CVE-2025-55893 is a medium-severity vulnerability in Totolink N200re, classified under Command Injection. CVSS score: 6.5/10. Published 2025-12-15.

How severe is CVE-2025-55893?

Medium severity. CVSS v3 base score is 6.5 out of 10.

RCE in Totolink N200re

CVE-2025-55893

TOTOLINK N200RE V9.3.5u.6437_B20230519 is vulnerable to command Injection in setOpModeCfg via hostName.

Vulnerability class: Command Injection (OS Command Injection)

Published 2025-12-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.011 · change: -0.001

Affected products

Totolink N200re
Totolink N200re Firmware — versions 9.3.5u.6437_b20230519

Weakness classification (CWE)

CWE-77 — Command Injection

References

www.totolink.net/ (Product)
github.com/l0tk3/CVES/blob/main/CVE-2025-55893.pdf (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-55893?: CVE-2025-55893 is a medium-severity vulnerability in Totolink N200re, classified under Command Injection. CVSS score: 6.5/10. Published 2025-12-15.
How severe is CVE-2025-55893?: Medium severity. CVSS v3 base score is 6.5 out of 10.