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CVE-2026-7256

HIGH
8.8
CVSS Score
Published: May 12, 2026 at 03:25 AM UTC
Updated: October 26, 2026 at 06:10 PM UTC
2 products affected across 1 vendorWRE6505 FirmwareWRE6505 v2· also runs on 1 platform

Using WRE6505 v2 firmware by Zyxel?

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

** UNSUPPORTED WHEN ASSIGNED ** A command injection vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the LAN to execute operating system (OS) commands on a vulnerable device by sending a crafted HTTP request.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Product
Source: cverecord
https://www.zyxel.com/global/en/support/end-of-life

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHZyxel
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78

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