CVE-2026-5153 (GCVE-0-2026-5153)
Vulnerability from cvelistv5 – Published: 2026-03-30 21:30 – Updated: 2026-03-31 15:29Title
Tenda CH22 WriteFacMac FormWriteFacMac command injection
Summary
A flaw has been found in Tenda CH22 1.0.0.1. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. Executing a manipulation of the argument mac can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-03-31 15:28 UTC
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/354185 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/354185/cti | signaturepermissions-required |
| https://vuldb.com/submit/780204 | third-party-advisory |
| https://github.com/Litengzheng/vuldb_new/blob/mai… | exploit |
| https://www.tenda.com.cn/ | product |
Impacted products
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: bc14dd47-547d-4b54-8004-3f4c8a1e2720
Exploited: Yes
Timestamps
First Seen: 2026-09-01
Asserted: 2026-09-01
Scope
Notes: Tenda CH22 WriteFacMac FormWriteFacMac command injection | Affected: Tenda / CH22 | CVSS: 5.3 (MEDIUM) | EPSS: 0.06467 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: previdian
Details
| Feed | Previdian (previdian.com) |
|---|---|
| Title | Tenda CH22 WriteFacMac FormWriteFacMac command injection |
| Cve Id | CVE-2026-5153 |
| Vendor | Tenda |
| Ghsa Id | None |
| Product | CH22 |
| Added Date | 2026-09-01T00:00:00.000Z |
| Cvss Score | 5.3 |
| Epss Score | 0.06467 |
| Previous Ids | |
| Cvss Severity | MEDIUM |
| Virtual Patch | False |
| Cvss Estimated | False |
| Epss Percentile | 0.93534 |
| Used In Malware | unknown |
| Vulnerability Id | CVE-2026-5153 |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | True |
References
Created: 2026-10-02 09:09 CEST
| Updated: 2026-10-02 09:09 CEST
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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