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CVE-2026-5844

D-Link DIR-882 HNAP1 SetNetworkSettings prog.cgi sprintf os command injection

HIGH
7.2
CVSS Score
Published: April 9, 2026 at 04:45 AM UTC
Updated: October 26, 2026 at 12:10 AM UTC
1 product affected across 1 vendorDIR-882· also runs on 1 platform

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Severity
HIGH7.2
Exploit prediction
EPSS 5%
SSVC
PoC

Description

A vulnerability was found in D-Link DIR-882 1.01B02. Impacted is the function sprintf of the file prog.cgi of the component HNAP1 SetNetworkSettings Handler. The manipulation of the argument IPAddress results in os command injection. The attack may be performed from remote. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

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 (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/356329
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/356329/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/790290
Exploit
Source: cverecord
https://files.catbox.moe/ei31k1.zip
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

7.2HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78CWE-77

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