CVE-2026-2907

A weakness has been identified in Tenda HG9 300001138. Affected by this vulnerability is an unknown functionality of the file /boaform/formgponConf of the component GPON Configuration Endpoint. This manipulation of the argument fmgpon_loid/fmgpon_loid_password causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/QIU-DIE/cve-nneeww/issues/9	Exploit Issue Tracking Mitigation Third Party Advisory
https://vuldb.com/?ctiid.347216	Permissions Required VDB Entry
https://vuldb.com/?id.347216	Third Party Advisory VDB Entry
https://vuldb.com/?submit.755201	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:hg9_firmware:300001138:*:*:*:*:*:*:*

cpe:2.3:h:tenda:hg9:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-22 02:16

Updated : 2026-02-23 20:21

NVD link : CVE-2026-2907

Mitre link : CVE-2026-2907

CVE.ORG link : CVE-2026-2907

JSON object : View

Products Affected

tenda

hg9
hg9_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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