HOMEVULNERABILITIESCVE-2026-6058
MEDIUM

CVE-2026-6058

CWE-116Published: April 21, 2026· Updated: Apr 21, 2026

4.5
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:4.0th

Official Description

** UNSUPPORTED WHEN ASSIGNED ** An improper encoding or escaping vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the WLAN to cause a denial-of-service (DoS) condition in the web management interface by convincing an authenticated administrator to visit the “AP Select” page while a malformed SSID is present.

NVD Source

Technical Analysis

CVE-2026-6058 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 4.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

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

Quick Facts

CVE IDCVE-2026-6058
CVSS Score4.5 / 10
SeverityMEDIUM
WeaknessCWE-116
CISA KEVNo
EPSS (30d)0.02%
PublishedApr 21, 2026

Related CVEs (CWE-116)

CVE-2026-47171
8.8
CVE-2026-32811
8.2
CVE-2026-25940
8.1
CVE-2026-33301
8.1
CVE-2026-27812
8.0
CVE-2026-49091
8.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-6058 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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