CVE-2026-5212

🗓️ 31 Mar 2026 20:15:13Reported by VulDBType

cve🔗 web.nvd.nist.gov👁 47 Views🌐 WEB

Remote stack-based overflow in Webdav_Upload_File on D-Link Web CGI via f_file parameter.

Reporter	Title	Published	Views	Family All 11
attackerkb	CVE-2026-5212	31 Mar 202620:15	–	attackerkb
BDU FSTEC	The vulnerability of the Webdav_Upload_File function in the /cgi-bin/webdav_mgr.cgi script of the D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05, and DNS-1550-04 devices allows a hacker to compromise the confidentiality, integrity, and accessibility of the protected information.	9 Jul 202600:00	–	bdu_fstec
Circl	CVE-2026-5212	31 Mar 202623:00	–	circl
CNNVD	D-Link多款产品安全漏洞	31 Mar 202600:00	–	cnnvd
Cvelist	CVE-2026-5212 D-Link DNS-1550-04 webdav_mgr.cgi Webdav_Upload_File stack-based overflow	31 Mar 202620:15	–	cvelist
EUVD	EUVD-2026-17662	31 Mar 202621:31	–	euvd
NVD	CVE-2026-5212	31 Mar 202621:16	–	nvd
Positive Technologies	PT-2026-29347	3 Mar 202600:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2026-5212: Stack-based Buffer Overflow	31 Mar 202600:00	–	rapid7
RedhatCVE	CVE-2026-5212	1 Apr 202623:00	–	redhatcve

NVD

Vulners

Node

AND

dlink dnr-202l_firmwareRange≤2026-02-05

dlink dnr-202lMatch-

Node

AND

dlink dnr-326_firmwareRange≤2026-02-05

dlink dnr-326Match-

Node

AND

dlink dns-1100-4_firmwareRange≤2026-02-05

dlink dns-1100-4Match-

Node

AND

dlink dns-120_firmwareRange≤2026-02-05

dlink dns-120Match-

Node

AND

dlink dns-1200-05_firmwareRange≤2026-02-05

dlink dns-1200-05Match-

Node

AND

dlink dns-1550-04_firmwareRange≤2026-02-05

dlink dns-1550-04Match-

Node

AND

dlink dns-315l_firmwareRange≤2026-02-05

dlink dns-315lMatch-

Node

AND

dlink dns-320_firmwareRange≤2026-02-05

dlink dns-320Match-

Node

AND

dlink dns-320l_firmwareRange≤2026-02-05

dlink dns-320lMatch-

Node

AND

dlink dns-320lw_firmwareRange≤2026-02-05

dlink dns-320lwMatch-

Node

AND

dlink dns-321_firmwareRange≤2026-02-05

dlink dns-321Match-

Node

AND

dlink dns-322l_firmwareRange≤2026-02-05

dlink dns-322lMatch-

Node

AND

dlink dns-323_firmwareRange≤2026-02-05

dlink dns-323Match-

Node

AND

dlink dns-325_firmwareRange≤2026-02-05

dlink dns-325Match-

Node

AND

dlink dns-326_firmwareRange≤2026-02-05

dlink dns-326Match-

Node

AND

dlink dns-327l_firmwareRange≤2026-02-05

dlink dns-327lMatch-

Node

AND

dlink dns-340l_firmwareRange≤2026-02-05

dlink dns-340lMatch-

Node

AND

dlink dns-343_firmwareRange≤2026-02-05

dlink dns-343Match-

Node

AND

dlink dns-345_firmwareRange≤2026-02-05

dlink dns-345Match-

Node

AND

dlink dns-726-4_firmwareRange≤2026-02-05

dlink dns-726-4Match-

[
  {
    "vendor": "D-Link",
    "product": "DNS-120",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-202L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-315L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320LW",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-321",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-322L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-323",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-325",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-326",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-327L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-326",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-340L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-343",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-345",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-726-4",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1100-4",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1200-05",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1550-04",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  }
]

Source	Link
vuldb	www.vuldb.com/vuln/354348
vuldb	www.vuldb.com/submit/780435
vuldb	www.vuldb.com/submit/780436
dlink	www.dlink.com/
vuldb	www.vuldb.com/vuln/354348/cti
github	www.github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_166/166.md

Parameter	Position	Path	Description	CWE
f_file	request body	/cgi-bin/webdav_mgr.cgi	Stack-based buffer overflow in Webdav_Upload_File caused by manipulation of the f_file parameter in /cgi-bin/webdav_mgr.cgi.	CWE-119, CWE-121, CWE-787

24 Jul 2026 20:10Current

8High risk

Vulners AI Score8

CVSS 48.7

CVSS 3.18.8

CVSS 38.8

CVSS 29

EPSS0.01163

SSVC

D-Link devices WebDAV upload Stack overflow Web CGI f_file parameter