CVE-2026-10119Disclosure

MEDIUMCVSS 7.4 · HIGH

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Prioritize remediation for affected systems immediately
  • Assume compromise if assets are exposed
  • Hunt for exploitation attempts and persistence artifacts
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

A security vulnerability has been detected in TRENDnet TEW-432BRP 3.10B20. Impacted is the function formSetMACFilter of the file /goform/formSetMACFilter. The manipulation of the argument filter_name leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor explains: "This product has been EOL for 15 years (since 2009). As the item has been EOL for such a long time, we are not able to replicate or fix any vulnerabilities." This vulnerability only affects products that are no longer supported by the maintainer.

5.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-119CWE-121

Priority

MEDIUM

Exploitation

ACTIVE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • Active exploitation appears in 1 classified signals
  • Exploit tooling references are present in monitored signal
  • 3 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • Active exploitation reported across 1 signal
  • Exploit tool or code specified in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • Peaked 2d ago at 1 mentions (2026-05-30); latest day: 1
  • 3 total mentions across 3 days

Deep dive

Activity timeline3 mentions / 3d
00111Mentions · 2026-05-30: 1Mentions · 2026-05-31: 1Mentions · 2026-06-03: 1Exploit Tool / Code · 2026-06-03: 1Active Exploitation · 2026-05-31: 1Technical Details · 2026-05-30: 1Technical Details · 2026-06-03: 105-3005-3106-03
Signal classification3 categories
Disclosure
133.3%
Active Exploitation
133.3%
Exploit
133.3%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-05-301
Disclosure1
2026-05-311
Active Exploitation1
2026-06-031
Exploit1
Full discourse3 posts
  • DFIR Lab@DFIR_Lab
    Exploit

    🚨 HIGH: CVE-2026-10119 - TRENDnet TEW-432BRP router vulnerable to stack-based buffer overflow (CVSS 8.8). Exploit public. Device EOL since 2009 - no patch available. Immediate replacement recommended. #CVE #Vulnerability #PatchNow https://t.co/Lq2XcJK1bA

    Post summary

    CVE‑2026‑10119 is a stack‑based buffer overflow in a TRENDnet router with a publicly available exploit, but no patch or evidence of active exploitation.

    0000041
    35 followersView on X
  • VulDB 🛡@vuldb
    Active Exploitation

    A lot of offensive activities were identified targeting TRENDnet TEW-432BRP (CVE-2026-10119) https://vuldb.com/vuln/367296/cti

    Post summary

    Numerous attacks have been identified against TRENDnet TEW‑432BRP devices for CVE‑2026‑10119. No patch or PoC details are provided in this brief notice.

    0000063
    2.2K followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-10119 A security vulnerability has been detected in TRENDnet TEW-432BRP 3.10B20. Impacted is the function formSetMACFilter of the file /goform/formSetMACFilter. The manipul… https://www.cve.org/CVERecord?id=CVE-2026-10119

    Post summary

    The text announces CVE-2026-10119 in TRENDnet TEW-432BRP 3.10B20, detailing that the formSetMACFilter function in /goform/formSetMACFilter is affected, but provides no PoC, patch, or exploitation evidence.

    00000175
    57.6K followersView on X

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