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Vulnerabilities

Vulnerability · CVE-2025-69700

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.

Published Feb 23, 2026 · catalog updated Jun 17, 2026 · fh1203 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2025-69700. EPSS is 3.66%. Act only if a listed version of fh1203 firmware is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
3.66%
Remediation
Not established
Affected products
cpe tenda/fh1203 firmware

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe tenda/fh1203 firmware2.0.1.6

How to fix CVE-2025-69700

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-69700. EPSS is 3.66%. Act only if a listed version of fh1203 firmware is installed.

Which versions are affected?

Compare what you have installed with tenda/fh1203 firmware 2.0.1.6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-121: Stack-based Buffer Overflow. EPSS 3.66%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 23, 2026 · NIST NVD

    Detected

    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.

  2. Jun 17, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-69700

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-69700

    30-day exploitation probability 3.7%

    first.org
  • NIST NVDVulnerability recordCVE-2025-69700

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.