CVE-2026-4499A vulnerability was determined in D-Link DIR-820LW 2.03.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A vulnerability was determined in D-Link DIR-820LW 2.03. Affected is the function ssdpcgi_main of the component SSDP. Executing a manipulation can lead to os command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.
- CVSS
- 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-77, CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
dlink dir-820lw_firmware dlink:dir-820lw_firmware | 2.03 | NVD |
References
- https://github.com/user-attachments/files/25790888/OS.Command.Injection.in.D-Link.DIR-820LW.B2.03.via.the.HTTP_ST.environment.variable.in.ssdpcgi_main.function.zipexploit
- https://github.com/yunleeeee/cve/issues/1exploit
- https://vuldb.com/?ctiid.352055permissions-required, vdb-entry
- https://vuldb.com/?id.352055third-party-advisory, vdb-entry
- https://vuldb.com/?submit.773883third-party-advisory, vdb-entry
- https://www.dlink.com/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.