A stack-based buffer overflow vulnerability exists in the batchupg functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). (CVE-2026-10133)
Description
A stack-based buffer overflow vulnerability exists in the batchupg functionality of TOTOLINK X2000R firmware version TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327. An authenticated attacker can trigger this vulnerability via a specially crafted HTTP request, potentially leading to arbitrary code execution. The vulnerability has a critical severity with a CVSS score of 9.1.
CVSS v3.1
Score 9.1critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-10133 describes a stack-based buffer overflow in the batchupg functionality of the TOTOLINK X2000R device firmware version TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327. This vulnerability can be exploited by an authenticated attacker sending a specially crafted HTTP request, resulting in arbitrary code execution. The vulnerability is classified under CWE-121 (stack-based buffer overflow) and has a CVSS v3.1 score of 9.1, indicating critical impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows an authenticated attacker to execute arbitrary code on the affected device, potentially leading to full compromise of the system. The vulnerability impacts confidentiality, integrity, and availability with a critical severity rating.
Mitigation Recommendations
No patch or official remediation information is currently available. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, restrict authenticated access to the device's HTTP interface and monitor for suspicious activity related to batchupg functionality.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-grf6-vj3g-9fgv
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-10133"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
Threat ID: 6ad7ec172cdf04f6566aefdf
Added to database: 10/20/2026, 22:32:55 UTC
Last enriched: 10/20/2026, 22:37:35 UTC
Last updated: 10/20/2026, 23:28:25 UTC
Views: 2
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