CVE-2026-91003
D-Link DI-8300 CGI Service rzgl.asp rzgl_asp stack-based overflow
- State
- Published
- Severity
- 9.4 Critical
- Published
- Sep 15, 2026
- Updated
- Sep 15, 2026
- Reserved
- Sep 14, 2026
Description
A flaw has been found in D-Link DI-8300 16.07. The affected element is the function rzgl_asp of the file /rzgl.asp of the component CGI Service. This manipulation of the argument redirct_url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.4 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 9.1 Critical | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.1 Critical | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 8.3 High | AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DI-8300D-Link |
|
References
- VDB-403586 | D-Link DI-8300 CGI Service rzgl.asp rzgl_asp stack-based overflowvdb-entrytechnical-description
- VDB-403586 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-91003 | CVE Analysis and Reportthird-party-advisory
- Submit #932002 | D-Link DI-8300 16.07 Buffer Overflowthird-party-advisory
- https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/rzgl/rzgl_asp.mdrelated
- https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/rzgl/rzgl_asp.pyexploit
- https://www.dlink.com/product
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