CVE-2026-100740: D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-27 · updated 2026-09-28
Weakness: CWE-119

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.

Affected products

D-Link DIR-895L: A1_102b07

References

https://tzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fff
https://vuldb.com/cve/CVE-2026-100740
https://vuldb.com/submit/906303
https://vuldb.com/vuln/410614
https://vuldb.com/vuln/410614/cti
https://www.dlink.com/

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