CVE-2026-15270

D-link DIR-823G Web boa.conf least privilege violation

A weakness has been identified in D-link DIR-823G 1.0.2B05_20181207. Affected by this vulnerability is an unknown functionality of the file /etc/boa/boa.conf of the component Web Interface. Executing a manipulation can lead to least privilege violation. The attack can be launched remotely. The attack requires a high level of complexity. The exploitation appears to be difficult. The exploit has been made available to the public and could be used for attacks.

Affected

D-link · DIR-823G

CVSS v4.0 VULDB

6.8 MEDIUMCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

7.5 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

7.1 HIGHAV:N/AC:H/Au:S/C:C/I:C/A:C

EPSS

0.85% chance of exploitation in the next 30 days, 58th percentile

Published

2026-07-09

Updated

2026-07-10

Proof-of-concept exploits (1)

• https://app.notion.com/p/DIR823G-V1-0-2B05_20181207-37a1f5ba989080f2a043c60d2cfc7499?sour…

Security advisories

• https://vuldb.com/cve/CVE-2026-15270
• https://vuldb.com/submit/852314
• https://vuldb.com/vuln/377213
• https://www.dlink.com

References

• CVE Record
• NVD entry