Critical severity · published Sep 24, 2026
CVE-2026-96891
D-Link DIR-825 rp-l2tp tunnel.c tunnel_set_params out-of-bounds write
9.8
CVSS
0.7%
EPSS
No
On KEV
Description
A vulnerability was identified in D-Link DIR-825 3.00b32. Affected is the function tunnel_set_params of the file tunnel.c of the component rp-l2tp. The manipulation of the argument peer_hostname leads to out-of-bounds write. The attack may be initiated remotely.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-825 · D-Link
3.00b32 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-96891
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-96891
tzh00203.notion.site
https://tzh00203.notion.site/D-Link-DIR-825-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a80458ffec58b62096940
vuldb.com
https://vuldb.com/cve/CVE-2026-96891
vuldb.com
https://vuldb.com/submit/906301
vuldb.com
https://vuldb.com/vuln/409134
vuldb.com
https://vuldb.com/vuln/409134/cti
www.dlink.com
https://www.dlink.com/
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