CVE-2026-4183
A security vulnerability has been detected in D-Link DIR-816 1.10CNB05.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A security vulnerability has been detected in D-Link DIR-816 1.10CNB05. Affected is an unknown function of the file /goform/form2WlanBasicSetup.cgi of the component goahead. Such manipulation of the argument pskValue leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
- CVSS 4.0
- 8.9 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 1.18% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-121, CWE-787
- Affected
- dlink/dir-816 firmware
- Source
- cna@vuldb.com
References
- https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_87/87.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.351087Permissions Required, VDB Entry
- https://vuldb.com/?id.351087Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769831Third Party Advisory, VDB Entry
- https://www.dlink.com/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.