CVE-2026-7607Disclosure(trendnet / tew-821dap)

LOWCVSS 8.7 · 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

A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function auto_update_firmware of the component Firmware Udpate. The manipulation of the argument str leads to buffer overflow. The attack may be initiated remotely. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.

trendnet CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Exploit / PoC references

https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_BO.md

Vendor / third-party advisories

Other references

https://vuldb.com/vuln/360564/cti

Weakness type (CWE)

CWE-119CWE-120

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.

tew-821dap
tew-821dap_firmware

Threat summary

4 mentions across 2 observed days
Momentum state: stable

What's happening

Technical details provided in 1 signal
Disclosure: 3 classified signals
General: 1 classified signal
Peaked 1d ago at 3 mentions (2026-05-02); latest day: 1
4 total mentions across 2 days

Affected systems

Vendors

trendnet

Products

tew-821daptew-821dap_firmware

2 versions affected across 2 products

Deep dive

Activity timeline4 mentions / 2d

Signal classification2 categories

Disclosure

375.0%

General

125.0%

Referenced assets3 URLs

By indicator

Classification over time

Date	Total	Labels

2026-05-02	3	Disclosure2General1
2026-05-14	1	Disclosure1

Full discourse4 posts

ADK Cyber@ADKCyber147d
Disclosure
A high-severity vulnerability (CVE-2026-7607) affects TRENDnet TEW-821DAP firmware versions for hardware discontinued 8 years ago. If you use this outdated device, consider replacement as no patches are available. Keep your network devices updated. #Cybersecurity
Post summary
The message announces a high‑severity CVE affecting obsolete TRENDnet TEW‑821DAP firmware, stating that no patches exist and advising device replacement or updates.
0000032
80 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds159d
Disclosure
CVE-2026-7607 Buffer Overflow in TRENDnet TEW-821DAP 1.12B01 Firmware Update Function https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-7607
Post summary
The post discloses a buffer overflow vulnerability (CVE-2026-7607) in the firmware update function of a TRENDnet router, but provides no PoC, exploit, or mitigation details.
0000052
4.0K followersView on X
Infoflowcloud@infoflowcloud159d
General
🚨*CVE* CVE-2026-7607 A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function auto_update_firmware of the component Firmware Udpate. The manipulat… https://www.cve.org/CVERecord?id=CVE-2026-7607 ----- Traducción: CVE-2026-7607 Se … http://infoflow.cloud`
Post summary
The passage references CVE‑2026‑7607, noting it affects the auto_update_firmware function in a TRENDnet device, but provides no PoC, exploit, patch, or detailed technical information.
0000024
75 followersView on X
CVE@CVEnew159d
Disclosure
CVE-2026-7607 A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function auto_update_firmware of the component Firmware Udpate. The manipulat… https://www.cve.org/CVERecord?id=CVE-2026-7607
Post summary
A CVE has been identified for a firmware update function in a TRENDnet device, but no PoC, exploit, patch, or detailed technical information is provided.
00000179
57.4K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
HW	trendnet	tew-821dap	1.0r	-	-
OS	trendnet	tew-821dap_firmware	1.12b01	-	-

Explore more

Back to dashboard trendnet CVEs tew-821dap vulnerabilities

What researchers are saying

CVE-2026-7607

ADK Cyber[verified]@ADKCyberDisclosure

The message announces a high‑severity CVE affecting obsolete TRENDnet TEW‑821DAP firmware, stating that no patches exist and advising device replacement or updates.

Vulmon Vulnerability Feed@VulmonFeedsDisclosure

The post discloses a buffer overflow vulnerability (CVE-2026-7607) in the firmware update function of a TRENDnet router, but provides no PoC, exploit, or mitigation details.

Infoflowcloud@infoflowcloudGeneral

The passage references CVE‑2026‑7607, noting it affects the auto_update_firmware function in a TRENDnet device, but provides no PoC, exploit, patch, or detailed technical information.

CVE@CVEnewDisclosure

A CVE has been identified for a firmware update function in a TRENDnet device, but no PoC, exploit, patch, or detailed technical information is provided.