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High severity · published Jun 8, 2026
CVE-2026-11492
D-Link DIR-823G vsftpd vsftpd.conf least privilege violation
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
A security flaw has been discovered in D-Link DIR-823G 1.0.2B05. The affected element is an unknown function of the file /etc/vsftpd.conf of the component vsftpd. Performing a manipulation results in least privilege violation. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-823G · D-Link
1.0.2B05 · source: vendor
DF
Dir-823g Firmware · Dlink
1.0.2b05 · source: NVD
Affected product
DI
DIR-823G
D-Link
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-11492
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-11492
Third Party Advisory
https://vuldb.com/cve/CVE-2026-11492
Third Party Advisory
https://vuldb.com/submit/834816
Third Party Advisory
https://vuldb.com/vuln/369112
Permissions Required
https://vuldb.com/vuln/369112/cti
Product
https://www.dlink.com/
Exploit
https://www.notion.so/D-Link-DIR823G-V1-0-2B05_20181207-3671f5ba989080ac97fdc36d2fb5e57d?source=copy_link
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