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High severity · published Apr 28, 2026
CVE-2026-7247
D-Link DI-8100 File Extension file_exten.asp file_exten_asp buffer overflow
7.2
CVSS
0.7%
EPSS
No
On KEV
Description
A vulnerability has been found in D-Link DI-8100 16.07.26A1. Affected by this issue is the function file_exten_asp of the file file_exten.asp of the component File Extension Handler. The manipulation of the argument Name leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DI-8100 · D-Link
16.07.26A1 · source: vendor
DF
Di-8100 Firmware · Dlink
16.07.26a1 · source: NVD
Affected product
DI
DI-8100
D-Link
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7247
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7247
Exploit
https://github.com/draw-ctf/report/blob/main/DI-8100/file_exten_asp_overflow.md
Third Party Advisory
https://vuldb.com/submit/802868
Third Party Advisory
https://vuldb.com/vuln/359856
Permissions Required
https://vuldb.com/vuln/359856/cti
Product
https://www.dlink.com/
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