Cross-Site Scripting (XSS) in ELECOM wireless LAN access point devices
Summary
Cross-site scripting in ELECOM wireless LAN access point devices (CVE-2026-42948). Risk of unauthorized operations or information disclosure.
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-42948 has been found in ELECOM wireless LAN access point devices.
Risk of unauthorized operations or information disclosure. CVSS score: 4.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "ELECOM wireless LAN access point devices CVE-2026-42948" on the vendor's site.
CVE-2026-42948 (ELECOM wireless LAN access point devices) — CWE-79 / CVSS v3 4.8
Attack vector: remote (network-reachable)
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Cross-site scripting (XSS) (CWE-79) exists in ELECOM wireless LAN access point devices.
Check the vendor advisory for the affected versions of ELECOM wireless LAN access point devices.
Severity: Medium (CVSS 4.8/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1
Identify exposureidentify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで ELECOM wireless LAN access point devices を使っているサービスとバージョンを洗い出す。
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2
Post-deployment verificationverify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Original description The description as published by the source.
Stored cross-site scripting vulnerability exists in ELECOM wireless LAN access point devices. If one of the administrators input malicious data, an arbitrary script may be executed in another administrative user's web browser.
Source: NIST National Vulnerability Database NVD GitHub Advisory
References
- web vultures@jpcert.or.jp
- web vultures@jpcert.or.jp
- web nvd.nist.gov
- web jvn.jp
- web elecom.co.jp
- web github.com