CVE-2026-7255 — MEDIUM (6.5)

Vulnerability Description

** UNSUPPORTED WHEN ASSIGNED ** An improper restriction of excessive authentication attempts vulnerability in the web management interface of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the LAN to brute-force the password and bypass authentication.

CVSS Score

6.5

MEDIUM

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Zyxel	Wre6505 Firmware	v1.00\(abdv.3\)c0
Zyxel	Wre6505	v2

Related Weaknesses (CWE)

CWE-307

References

https://www.zyxel.com/global/en/support/end-of-lifeProduct

FAQ

What is CVE-2026-7255?

CVE-2026-7255 is a vulnerability with a CVSS score of 6.5 (MEDIUM). ** UNSUPPORTED WHEN ASSIGNED ** An improper restriction of excessive authentication attempts vulnerability in the web management interface of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could al...

How severe is CVE-2026-7255?

CVE-2026-7255 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-7255?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Wre6505 Firmware, Zyxel Wre6505.