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CVE-2025-13550

D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow

HIGH
8.8
CVSS Score
Published: November 23, 2025 at 12:32 PM UTC
Updated: October 18, 2026 at 08:10 PM UTC
2 products affected across 1 vendorDwr M920 FirmwareDir 822K Firmware· also runs on 2 platforms

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

A vulnerability was determined in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. Impacted is an unknown function of the file /boafrm/formVpnConfigSetup. Executing manipulation of the argument submit-url can lead to buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.333317
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.333317
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.693777
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.695437
Issue TrackingExploit
Source: cverecord
https://github.com/QIU-DIE/CVE/issues/33
ExploitIssue Tracking
Source: cverecord
https://github.com/QIU-DIE/CVE/issues/47
Product
Source: cverecord
https://www.dlink.com/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-120CWE-119

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