HOMEVULNERABILITIESCVE-2026-3294
HIGH

CVE-2026-3294

CWE-20Published: May 22, 2026· Updated: May 26, 2026

8.7
CVSS v3.1
EPSS:0.10%probability of exploitation in 30 daysPercentile:26.7th

Official Description

An authentication logic vulnerability in multiple TP-Link range extenders allows an unauthenticated attacker on an adjacent network to manipulate a login parameter and reset the administrator password due to insufficient validation.

Successful exploitation allows an attacker to obtain full administrative control of the affected device, potentially impacting on confidentiality, integrity, and availability.

NVD Source

Technical Analysis

CVE-2026-3294 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeX
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (11)

Quick Facts

CVE IDCVE-2026-3294
CVSS Score8.7 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
EPSS (30d)0.10%
PublishedMay 22, 2026

Related CVEs (CWE-20)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-3294 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.