CVE-2025-52222

HIGH
7.5
CVSS Score
Published: April 8, 2026 at 12:00 AM UTC
Updated: July 25, 2026 at 10:21 AM UTC
18 products affected across 1 vendorDi 8003 FirmwareDi 8100 FirmwareDi 8200 Firmware

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

D-Link DI-8003 v16.07.26A1, DI-8500 v16.07.26A1; DI-8003G v17.12.21A1, DI-8200G v17.12.20A1, DI-8200 v16.07.26A1, DI-8400 v16.07.26A1, DI-8004w v16.07.26A1, DI-8100 v16.07.26A1, and DI-8100G v17.12.20A1 were discovered to contain a buffer overflow via the rd_en, rd_auth, rd_acct, http_hadmin, http_hadminpwd, rd_key, and rd_ip parameters in the radius_asp function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Affected

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

16.07.26a1
dlink-di-8003 (same device)
dlink-di-8003g (same device)
dlink-di-8004w (same device)
dlink-di-8100 (same device)
dlink-di-8100g (same device)
17.12.20a1
dlink-di-8200g (same device)
dlink-di-8400 (same device)
dlink-di-8500 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-120

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