CVE-2026-5153 | Tenda CH22 1.0.0.1 /goform/WriteFacMac FormWriteFacMac mac command injection

VDB-354185 · CVE-2026-5153 · GCVE-100-354185 TENDA CH22 1.0.0.1 /GOFORM/WRITEFACMAC FORMWRITEFACMAC MAC COMMAND INJECTION HISTORYDIFFRELATEJSONXMLCTI Summaryinfo A vulnerability classified as critical has been found in Tenda CH22 1.0.0.1. The impacted element is the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac leads to command injection. This vulnerability is referenced as CVE-2026-5153. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Detailsinfo A vulnerability was found in Tenda CH22 1.0.0.1. It has been rated as critical. This issue affects the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-5153. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1202 for this issue. The exploit is available 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. Productinfo Type Router Operating System Vendor Tenda Name CH22 Version 1.0.0.1 License commercial Website Vendor: https://www.tenda.com.cn/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 5.7 VulDB Base Score: 6.3 VulDB Temp Score: 5.7 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Command injection CWE: CWE-77 / CWE-74 / CWE-707 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/30/2026 Advisory disclosed 03/30/2026 +0 days VulDB entry created 03/30/2026 +0 days VulDB entry last update Sourcesinfo Vendor: tenda.com.cn Advisory: github.com Status: Not defined CVE: CVE-2026-5153 (🔒) GCVE (CVE): GCVE-0-2026-5153 GCVE (VulDB): GCVE-100-354185 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/30/2026 15:38 Changes: 03/30/2026 15:38 (57) Complete: 🔍 Submitter: LtzHuster Cache ID: 99:9E5:101 Submitinfo Accepted Submit #780204: Tenda CH22 V1.0.0.1 Command Injection (by LtzHuster) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸