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CVE-2026-3380 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 3, 2026

Tenda F453 - Buffer Overflow

Published: March 1, 2026Updated: March 3, 2026PoC AvailableRemote Exploitable

Overview

Tenda F453 1.0.0.3 contains a buffer overflow caused by manipulation of the "page" argument in /goform/L7Im, letting remote attackers cause memory corruption, exploit requires no special privileges.

Severity & Score

Severity: High

CVSS Score: 8.8

EPSS Score: 4.6%(Probability of exploitation in next 30 days)

Impact

Remote attackers can cause memory corruption, potentially leading to denial of service or remote code execution.

Mitigation

Update to the latest version.

References

Social Media Activity(2 posts)

Offensive Sequence

@offseq

Mar 1, 2026

🚨 CVE-2026-3380: HIGH-severity buffer overflow in Tenda F453 (v1.0.0.3). Remotely exploitable, no auth needed — PoC public. Isolate devices, restrict WAN, monitor for /goform/L7Im traffic. Patch pending. https://radar.offseq.com/threat/cve-2026-3380-buffer-overflow-in-tenda-f453-54481f34 #OffSeq #Vulnerability #Tenda #InfoSec

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TheHackerWire

@thehackerwire

Mar 1, 2026

🟠 CVE-2026-3380 - High (8.8) A vulnerability was found in Tenda F453 1.0.0.3. This issue affects the function frmL7ImForm of the file /goform/L7Im. The manipulation of the argument page results in buffer overflow. The attack may be launched remotely. The exploit has been made... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-3380/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2026-3380
Severity: High
CVSS Score: 8.8
Type: buffer_overflow
Status: confirmed
EPSS: 4.6%
Social Posts: 2

CWE

CWE-119

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score

4.6%Probability of exploitation in the next 30 days