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Verification
VERIFIEDConfidence: HIGH
Source identified
Claims cross-referenced
No discrepancies found
Fact-check summary

Verified against the NVD record for CVE-2026-100740 (VulDB CNA, published 2026-09-27 01:17 UTC): product, firmware, function, file, component, CVSS 4.0 8.6 HIGH and public exploit all match. Earlier "no record" flag was a timing false negative (checked ~2 min after publication).

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Home/Tech/High-Severity Flaw in D-Link DIR-895L Router Has a Public Exploit
VERIFIEDBy Xavier Rivera· ·1 min read

High-Severity Flaw in D-Link DIR-895L Router Has a Public Exploit

CVE-2026-100740 is an out-of-bounds write in the L2TP code of the D-Link DIR-895L router on firmware A1_102b07. It can be triggered remotely, scores 8.6 (high), and an exploit is public.

Source:NVD
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High-Severity Flaw in D-Link DIR-895L Router Has a Public Exploit
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TL;DRAI · 60 sec read

CVE-2026-100740 affects the D-Link DIR-895L router on firmware A1_102b07. Manipulating the tunnel_set_params function in tunnel.c, part of the L2TP control channel parser, causes an out-of-bounds write. The attack works remotely with low privileges and no user interaction. VulDB scores it 8.6 out of 10 and says an exploit is public.

A newly published vulnerability, CVE-2026-100740, affects the D-Link DIR-895L router running firmware A1_102b07.

The flaw sits in the router's L2TP control channel parser.
Manipulating the tunnel_set_params function in the tunnel.c file results in an out-of-bounds write.

According to the NVD entry, manipulating the tunnel_set_params function in the tunnel.c file results in an out-of-bounds write. The attack can be launched remotely.

VulDB rates it 8.6 out of 10, high severity.
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The CVSS 4.0 score lists low attack complexity, low privileges required and no user interaction, with high impact to confidentiality, integrity and availability. VulDB, which assigned the CVE, says the exploit has been made public and may be used.

The record does not list a patch.
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The entry was published on September 26 and NVD has not yet completed its own analysis. Owners of the DIR-895L on firmware A1_102b07 should watch D-Link's security advisories for guidance.
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