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CVE-2026-86509criticalCWE-119CWE-121

D-Link DIR-895L udhcpcd serverpacket.c sendACK stack-based overflow

48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.4epss 0.4%
exploitation probability
0.4%top 63% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A flaw has been found in D-Link DIR-895L A1_102b07. This impacts the function sendOffer/sendACK of the file udhcpcd/serverpacket.c of the component udhcpcd. This manipulation causes stack-based buffer overflow. The attack can only be done within the local network. The exploit has been published and may be used.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Affected products
D-Link · DIR-895L
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.