Critical severity · published Sep 27, 2026
CVE-2026-100740
D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write
9.9
CVSS
0.6%
EPSS
No
On KEV
Description
A vulnerability was detected in D-Link DIR-895L A1_102b07. Impacted is the function tunnel_set_params of the file tunnel.c of the component L2TP Control Channel Parser. Performing a manipulation results in out-of-bounds write. The attack may be initiated remotely. The exploit is now public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-895L · D-Link
A1_102b07 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-100740
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-100740
vdb-entry
https://vuldb.com/vuln/410614
signature
https://vuldb.com/vuln/410614/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-100740
third-party-advisory
https://vuldb.com/submit/906303
exploit
https://tzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fff
product
https://www.dlink.com/
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