CVE Tools
Sign in

CVE-2026-8259

Tenda AC6 httpd telnet os command injection

Published: May 11, 2026Updated: May 11, 2026 Sources: CVE List NVD BDUCWE-77
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
4.4%
Top 9.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-77CWE-78

Affected Products

AC6Shenzhen Tenda Technology Co., Ltd.
On-premNetwork Device
Networking Infrastructure / router-switch
AC6TendaNetworking Infrastructure
ac6 firmwaretendaNetworking Infrastructure
shenzhen tenda technology co., ltd.commercialCNNetworking Infrastructureaka tenda
tendacommercialCNNetworking Infrastructure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/Tenda%20AC6V2%20TendaTelnet%20Command%20Injection.md
github.com
https://vuldb.com/vuln/362556
vuldb.com
https://vuldb.com/vuln/362556/cti
vuldb.com
and 2 more references View all →

Timeline

Published
May 11, 2026
Last Updated
May 11, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-8259 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows