CVE-2026-28763 Details
Description
A stack-based buffer overflow vulnerability exists in the boa formMapDelDevice hostname functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
A stack-based buffer overflow vulnerability has been identified in the Totolink X2000R router, specifically in the boa web server's formMapDelDevice hostname functionality. This vulnerability, present in version TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327, allows authenticated attackers to execute arbitrary code by sending a specially crafted HTTP request. The issue arises from an unchecked strcpy operation, which can be exploited to overwrite the return address and gain control of the execution flow.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 20, 2026CISA-ADP
Assessed Oct 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2026-2389 | [email protected] | AdvisoryExploitTechnical Analysis |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| TOTOLINK X2000R | TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327 |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 28, 2026 | CVE Modified | CISA-ADP |
| Oct 20, 2026 | New CVE Received | [email protected] |
Volerion