CVE-2026-36959General(u-speed / n300)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

U-SPEED N300 router V1.0.0 does not implement rate limiting or account lockout protections on the /api/login endpoint. This allows an attacker on the local network to perform unlimited authentication attempts, enabling brute-force attacks against the administrator account and potential unauthorized access to the router management interface.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-307

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • n300
  • n300_firmware

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • General: 1 classified signal
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-04-30); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
n300n300_firmware

2 versions affected across 2 products

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-04-30: 1Mentions · 2026-06-25: 104-3006-25
Signal classification2 categories
General
150.0%
Disclosure
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-04-301
General1
2026-06-251
Disclosure1
Full discourse2 posts
  • DailyCVE@dailycve
    Disclosure

    🔴 U-SPEED Router, Missing Rate Limiting on Authentication Endpoint, #CVE-2026-36959 (High) -DC-Jun2026-638 https://dailycve.com/u-speed-router-missing-rate-limiting-on-authentication-endpoint-cve-2026-36959-high-dc-jun2026-638/

    Post summary

    The post announces CVE-2026-36959, noting a lack of rate limiting on authentication endpoints in U‑SPEED routers, with no further exploitation or remediation details.

    0000037
    216 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-36959 CVE-2026-36959 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-36959

    Post summary

    The provided text lists CVE-2026-36959 twice and includes a link to a VulMon details page, but offers no additional information on the vulnerability or related activities.

    0000024
    4.0K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWu-speedn300---
OSu-speedn300_firmware1.0.0--

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