CVE-2026-5021

🗓️ 29 Mar 2026 01:15:15Reported by VulDBType

cve🔗 web.nvd.nist.gov👁 9 Views🌐 WEB

CVE-2026-5021: Tenda F453 1.0.0.3 fromPPTPUserSetting causes stack overflow; remote exploit.

Reporter	Title	Published	Views	Family All 9
ATTACKERKB	CVE-2026-5021	29 Mar 202601:15	–	attackerkb
Circl	CVE-2026-5021	27 Mar 202614:36	–	circl
CNNVD	Tenda F453 安全漏洞	29 Mar 202600:00	–	cnnvd
Cvelist	CVE-2026-5021 Tenda F453 httpd PPTPUserSetting fromPPTPUserSetting stack-based overflow	29 Mar 202601:15	–	cvelist
EUVD	EUVD-2026-16963	29 Mar 202604:30	–	euvd
NVD	CVE-2026-5021	29 Mar 202602:16	–	nvd
Positive Technologies	PT-2026-28735	27 Mar 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-5021	30 Mar 202605:00	–	redhatcve
Vulnrichment	CVE-2026-5021 Tenda F453 httpd PPTPUserSetting fromPPTPUserSetting stack-based overflow	29 Mar 202601:15	–	vulnrichment

NVD

Vulners

Node

tenda f453_firmwareMatch1.0.0.3

AND

tenda f453Match-

[
  {
    "vendor": "Tenda",
    "product": "F453",
    "versions": [
      {
        "version": "1.0.0.3",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:tenda:f453_firmware:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "httpd"
    ]
  }
]

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

Parameter	Position	Path	Description	CWE
delno	request body	/goform/PPTPUserSetting	Stack-based buffer overflow via delno parameter in PPTPUserSetting (httpd) leading to remote code execution.	CWE-119, CWE-787, CWE-121

17 Jun 2026 10:58Current

7.5High risk

Vulners AI Score7.5

CVSS 48.7

CVSS 3.18.8

CVSS 29

CVSS 38.8

EPSS0.00632

SSVC

cve-2026-5021 tenda f453 httpd pptp user setting stack overflow remote exploit