CVE-2026-5021

HIGH 8.8

Tenda F453 httpd PPTPUserSetting fromPPTPUserSetting stack-based overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

14th

A flaw has been found in Tenda F453 1.0.0.3. This affects the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. This manipulation of the argument delno causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

CWE	CWE-121 CWE-119
Vendor	tenda
Product	f453
Published	Mar 29, 2026
Last Updated	Mar 30, 2026

Stay Ahead of the Next One

Get instant alerts for tenda f453

Be the first to know when new high vulnerabilities affecting tenda f453 are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tenda / F453

1.0.0.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/353906 vuldb.com: https://vuldb.com/vuln/353906/cti vuldb.com: https://vuldb.com/submit/778415 github.com: https://github.com/Litengzheng/vul_db/blob/main/F453/vul_92/README.md tenda.com.cn: https://www.tenda.com.cn/

Credits

🔍 LtzHust2 (VulDB User)