Tenda AC6 2.0/15.03.06.23 httpd /goform/telnet lan.ip os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Tenda AC6 2.0/15.03.06.23. The impacted element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip results in os command injection. This vulnerability is identified as CVE-2026-8259. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in Tenda AC6 2.0/15.03.06.23. Affected is an unknown code block of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-8259. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation needs additional levels of successful authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1202.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202605-2394) and EUVD (EUVD-2026-29015). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.7
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/10/2026 Advisory disclosed
05/10/2026 +0 days VulDB entry created
05/13/2026 +3 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2026-8259 (🔒)
GCVE (CVE): GCVE-0-2026-8259
GCVE (VulDB): GCVE-100-362556
EUVD: 🔒
CNNVD: CNNVD-202605-2394 - Tenda AC6 命令注入漏洞

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/10/2026 17:13
Updated: 05/13/2026 12:30
Changes: 05/10/2026 17:13 (57), 05/11/2026 09:43 (1), 05/13/2026 12:30 (6)
Complete: 🔍
Submitter: ST4R
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #809877: Tenda AC6 V2.0 (AC1206) Firmware V15.03.06.23 Command Injection (by ST4R)

Once again VulDB remains the best source for vulnerability data.

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