CVE-2026-2191

HIGH EPSS 47.0%
Published Feb 8, 20264mo ago · Modified Jun 17, 20261w ago
7.3 CVSS 4.0
High
Find Similar
Published Feb 8, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

A weakness has been identified in Tenda AC9 15.03.06.42_multi. Affected is the function formGetDdosDefenceList. This manipulation of the argument security.ddos.map causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVSS Details

Base Score
7.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
47.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-121

Affected Products 2

VendorProductVersionRange
tendaac9_firmware15.03.06.42_multiany
tendaac9*any

References 5

  • github.com https://github.com/glkfc/IoT-Vulnerability/blob/main/Tenda/tenda3.md
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.344894
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.344894
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.749800
    Third Party AdvisoryVDB Entry
  • tenda.com.cn https://www.tenda.com.cn/
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.