PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-36811 Shenzhen Tenda Technology Co., Ltd CVE debrief

A buffer overflow vulnerability was discovered in the picName parameter of the formDelwebAuthPic function in Tenda W15E v15.11.0.10. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. The vulnerability has a CVSS score of 7.5 and a severity of HIGH.

Vendor
Shenzhen Tenda Technology Co., Ltd
Product
Tenda W15E v15.11.0.10
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-10
Advisory published
2026-06-09
Advisory updated
2026-06-10

Who should care

Users of Tenda W15E v15.11.0.10

Technical summary

The CVE-2026-36811 vulnerability is a buffer overflow in the picName parameter of the formDelwebAuthPic function in Tenda W15E v15.11.0.10. This vulnerability can be exploited by sending a crafted HTTP request, potentially leading to a Denial of Service (DoS).

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates provided by the vendor to fix the buffer overflow vulnerability.
  • Restrict access to the affected function to only trusted users and networks.
  • Monitor network traffic for suspicious activity.

Evidence notes

The vulnerability was discovered in the wild and reported to CVE.org.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-36811 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-36811

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

  • CVE-2026-36811 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-36811

    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.