Vulnerability in Zyxel Wre6505
CVE-2026-7255
** 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.
Published · last modified .
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:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (22.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 22.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Zyxel Wre6505 — versions v2
- Zyxel Wre6505 Firmware — versions v1.00\(abdv.3\)c0, v1.00(abdv.3)c0
- Zyxel Wre6505 V2 Firmware — versions V1.00(ABDV.3)C0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-7255?
- CVE-2026-7255 is a medium-severity vulnerability in Zyxel Wre6505, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 6.5/10. Published 2026-05-12.
- How severe is CVE-2026-7255?
- Medium severity. CVSS v3 base score is 6.5 out of 10.