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CVE-2022-21799
Cross-site scripting vulnerability in ELECOM LAN router WRC-300FEBK-R firmware v1.13 and earlier allows an attacker on the adjacent…
Medium5.2EPSS 0.35%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
Cross-site scripting vulnerability in ELECOM LAN router WRC-300FEBK-R firmware v1.13 and earlier allows an attacker on the adjacent network to inject an arbitrary script via unspecified vectors.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.2 | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.35% · top 71% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.2.
Weakness
- Cross-site scripting
- CWE-79 (opens in a new tab)All about CWE-79 and its CVEs
Affected products
ELECOM CO.,LTD. · ELECOM LAN router
- affected WRC-300FEBK-R firmware v1.13 and earlier
References (2)
- https://www.elecom.co.jp/news/security/20220208-02/ (opens in a new tab)x_refsource_MISCx_transferred
- https://jvn.jp/en/jp/JVN17482543/index.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-21799)Record last updated .