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CVE-2025-69700 - Vulnerability Analysis

HighCVSS: 7.5

Last Updated: February 24, 2026

Tenda FH1203 - Buffer Overflow

Published: February 23, 2026Updated: February 24, 2026PoC AvailableRemote Exploitable

Overview

Tenda FH1203 V2.0.1.6 contains a stack-based buffer overflow caused by improper handling in the modify_add_client_prio function via formSetClientPrio CGI handler, letting attackers execute arbitrary code remotely, exploit requires network access.

Severity & Score

Severity: High

CVSS Score: 7.5

EPSS Score: 4.0%(Probability of exploitation in next 30 days)

Impact

Attackers can execute arbitrary code remotely, potentially leading to full system compromise.

Mitigation

Update to the latest version.

References

https://github.com/xhh0124/SemVulLLM

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Feb 23, 2026

🟠 CVE-2025-69700 - High (7.5) Tenda FH1203 V2.0.1.6 contains a stack-based buffer overflow vulnerability in the modify_add_client_prio function, which is reachable via the formSetClientPrio CGI handler. 🔗 https://www.thehackerwire.com/vulnerability/CVE-2025-69700/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2025-69700
Severity: High
CVSS Score: 7.5
Type: buffer_overflow
Status: confirmed
EPSS: 4.0%
Social Posts: 1

CWE

CWE-121

CVSS Metrics

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

EPSS Score

4.0%Probability of exploitation in the next 30 days