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  4. CVE 2026 109109 wavlink wl wn530be1 a settings export cgi
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Back to active CVEs
Critical · CVSS 10.0CVE-2026-109109

Wavlink WL-WN530BE1-A Settings Export CGI ExportAllSettings.cgi strcpy stack-based overflowCVE-2026-109109

Answer in brief

CVE-2026-109109 records a Critical severity (CVSS 10.0) vulnerability in Wavlink WL-WN530BE1-A Settings Export CGI ExportAllSettings.cgi strcpy stack-based overflow. The current sources do not mark it as known exploited. The current feed maps Wavlink/WL-WN530BE1-A (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 13, 2026Updated Oct 13, 2026Source checked Oct 13, 2026First seen by HOL Oct 13, 2026Material review Oct 13, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 10.0
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Wavlink/WL-WN530BE1-A (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Wavlink/WL-WN530BE1-Ageneric251117Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Wavlink/WL-WN530BE1-A.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 13, 2026

Sources and claim methodology

  • GitHub security advisorygist.github.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
Upstream source description

A vulnerability was detected in Wavlink WL-WN530BE1-A 251117. This vulnerability affects the function strcpy of the file /cgi-bin/ExportAllSettings.cgi of the component Settings Export CGI. Performing a manipulation of the argument HTTP_COOKIE/X-Cmd results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Wavlink WL-WN530BE1-A uploadVpn.cgi popen os command injectionSame wavlink/wl-wn530be1-a package
  • k2-fsa sherpa-onnx Offline Transducer Greedy Search Decoder offline-transducer-greedy-search-decoder.cc Decode buffer overflowAlso CWE-119
  • Tiiny-AI PowerInfer GGUF ggml.c gguf_init_from_file out-of-boundsAlso CWE-119
  • Tiiny-AI PowerInfer FFN GPU-split Loader ggml-cuda.cu create_striped_mat_to_gpu out-of-boundsAlso CWE-119
  • Bit integrations <= 2.10.6 - Unauthenticated Stored Cross-Site Scripting via 'notification_content' Field via Public Bit Assist Webhook CallbackSame generic ecosystem
  • AcyMailing <= 11.1.0 - Unauthenticated Stored Cross-Site Scripting via 'customField[]' ParameterSame generic ecosystem

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-121, CWE-119
Source
CVE List V5
Source checked
Oct 13, 2026
References
5 linked sources
Open source record