CVE-2026-5211

🗓️ 31 Mar 2026 19:30:17Reported by VulDBType

cve🔗 web.nvd.nist.gov👁 9 Views🌐 WEB

Remote stack overflow in UPnP_AV_Server_Path_Del via app_mgr.cgi when f_dir is manipulated.

Reporter	Title	Published	Views	Family All 9
ATTACKERKB	CVE-2026-5211	31 Mar 202619:30	–	attackerkb
Circl	CVE-2026-5211	31 Mar 202621:19	–	circl
CNNVD	多款D-Link产品安全漏洞	31 Mar 202600:00	–	cnnvd
Cvelist	CVE-2026-5211 D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Del stack-based overflow	31 Mar 202619:30	–	cvelist
EUVD	EUVD-2026-17613	31 Mar 202621:31	–	euvd
NVD	CVE-2026-5211	31 Mar 202620:16	–	nvd
Positive Technologies	PT-2026-29337	31 Mar 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-5211	1 Apr 202623:00	–	redhatcve
Vulnrichment	CVE-2026-5211 D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Del stack-based overflow	31 Mar 202619:30	–	vulnrichment

NVD

Vulners

Node

dlink dnr-202l_firmwareRange≤2026-02-05

AND

dlink dnr-202lMatch-

Node

dlink dnr-326_firmwareRange≤2026-02-05

AND

dlink dnr-326Match-

Node

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

AND

dlink dns-1100-4Match-

Node

dlink dns-120_firmwareRange≤2026-02-05

AND

dlink dns-120Match-

Node

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

AND

dlink dns-1200-05Match-

Node

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

AND

dlink dns-1550-04Match-

Node

dlink dns-315l_firmwareRange≤2026-02-05

AND

dlink dns-315lMatch-

Node

dlink dns-320_firmwareRange≤2026-02-05

AND

dlink dns-320Match-

Node

dlink dns-320l_firmwareRange≤2026-02-05

AND

dlink dns-320lMatch-

Node

dlink dns-320lw_firmwareRange≤2026-02-05

AND

dlink dns-320lwMatch-

Node

dlink dns-321_firmwareRange≤2026-02-05

AND

dlink dns-321Match-

Node

dlink dns-322l_firmwareRange≤2026-02-05

AND

dlink dns-322lMatch-

Node

dlink dns-323_firmwareRange≤2026-02-05

AND

dlink dns-323Match-

Node

dlink dns-325_firmwareRange≤2026-02-05

AND

dlink dns-325Match-

Node

dlink dns-326_firmwareRange≤2026-02-05

AND

dlink dns-326Match-

Node

dlink dns-327l_firmwareRange≤2026-02-05

AND

dlink dns-327lMatch-

Node

dlink dns-340l_firmwareRange≤2026-02-05

AND

dlink dns-340lMatch-

Node

dlink dns-343_firmwareRange≤2026-02-05

AND

dlink dns-343Match-

Node

dlink dns-345_firmwareRange≤2026-02-05

AND

dlink dns-345Match-

Node

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

AND

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/submit/780434
github	www.github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_165/165.md
dlink	www.dlink.com/
vuldb	www.vuldb.com/vuln/354347
vuldb	www.vuldb.com/vuln/354347/cti

Parameter	Position	Path	Description	CWE
f_dir	query param	/cgi-bin/app_mgr.cgi	Stack-based buffer overflow via manipulation of the f_dir argument in UPnP_AV_Server_Path_Del function exposed by /cgi-bin/app_mgr.cgi (remote exploit path).	CWE-119, CWE-787, CWE-121

17 Jun 2026 10:58Current

7.8High risk

Vulners AI Score7.8

CVSS 48.7

CVSS 3.18.8

CVSS 29

CVSS 38.8

EPSS0.007

SSVC

remote vulnerability stack overflow server path delete app manager script D Link devices f_dir parameter