A vulnerability was determined in Tenda HG7HG9 and HG10 300001138_en_xpon. (CVE-2026-11499)
A critical stack-based buffer overflow vulnerability exists in the formDOMAINBLK function of the /boaform/formDOMAINBLK file in Tenda HG7HG9 and HG10 300001138_en_xpon devices. This vulnerability can be exploited remotely by manipulating the blkDomain argument, potentially leading to complete compromise of confidentiality, integrity, and availability.
AI Analysis
Technical Summary
CVE-2026-11499 is a critical vulnerability affecting Tenda HG7HG9 and HG10 300001138_en_xpon devices. The flaw resides in the formDOMAINBLK function within the /boaform/formDOMAINBLK file. An attacker can remotely trigger a stack-based buffer overflow by manipulating the blkDomain argument, which may result in arbitrary code execution or denial of service. The vulnerability has a CVSS 3.1 base score of 9.8, indicating high severity with network attack vector, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this vulnerability can lead to full compromise of the affected device, including unauthorized code execution, data corruption, and denial of service. The vulnerability affects confidentiality, integrity, and availability at the highest level.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, restrict network access to the affected devices and monitor for suspicious activity related to the vulnerable function.
A vulnerability was determined in Tenda HG7HG9 and HG10 300001138_en_xpon. (CVE-2026-11499)
Description
A critical stack-based buffer overflow vulnerability exists in the formDOMAINBLK function of the /boaform/formDOMAINBLK file in Tenda HG7HG9 and HG10 300001138_en_xpon devices. This vulnerability can be exploited remotely by manipulating the blkDomain argument, potentially leading to complete compromise of confidentiality, integrity, and availability.
CVSS v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-11499 is a critical vulnerability affecting Tenda HG7HG9 and HG10 300001138_en_xpon devices. The flaw resides in the formDOMAINBLK function within the /boaform/formDOMAINBLK file. An attacker can remotely trigger a stack-based buffer overflow by manipulating the blkDomain argument, which may result in arbitrary code execution or denial of service. The vulnerability has a CVSS 3.1 base score of 9.8, indicating high severity with network attack vector, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this vulnerability can lead to full compromise of the affected device, including unauthorized code execution, data corruption, and denial of service. The vulnerability affects confidentiality, integrity, and availability at the highest level.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, restrict network access to the affected devices and monitor for suspicious activity related to the vulnerable function.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-xv62-77m9-3736
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-11499"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abfeec0a43b0b3b89e5785e
Added to database: 10/02/2026, 17:49:52 UTC
Last enriched: 10/02/2026, 18:23:33 UTC
Last updated: 10/02/2026, 18:26:02 UTC
Views: 2
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