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PatchSiren cyber security CVE debrief

CVE-2026-11493 Tenda CVE debrief

A weakness was identified in Tenda AC15 15.03.05.19, specifically in an unknown function of the file /etc_ro/smb.conf of the Samba component. This issue allows for weak password requirements due to manipulation within the local network. The attack complexity is high and exploitability is difficult. The exploit has been made public and could be used for attacks. The CVSS score is 1.3, indicating a low severity.

Vendor
Tenda
Product
AC15
CVSS
LOW 1.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-08
Original CVE updated
2026-07-23
Advisory published
2026-06-08
Advisory updated
2026-07-23

Who should care

Administrators and users of Tenda AC15 15.03.05.19 within local networks should be aware of this weakness and take appropriate measures to secure their systems.

Technical summary

The weakness is located in the Samba component of Tenda AC15 15.03.05.19, specifically in the /etc_ro/smb.conf file. This allows for weak password requirements, which can be exploited within the local network. The attack requires high complexity and is difficult to exploit.

Defensive priority

Low

Recommended defensive actions

  • Update to the latest firmware version if available.
  • Implement strong password policies for Samba component.
  • Restrict access to the Samba component within the local network.

Evidence notes

The CVE record was published on 2026-06-08T07:16:27.030Z and modified on 2026-06-08T14:57:14.757Z. The CVSS score is 1.3, indicating a low severity. The weakness is classified under CWE-521.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11493 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11493

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11493 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11493

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.