What is CVE-2026-42950?

CVE-2026-42950 is a medium-severity vulnerability in Elecom Co.,ltd. Wab-Be187-M, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 4.3/10. Published 2026-05-13.

How severe is CVE-2026-42950?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Elecom Co.,ltd. Wab-Be187-M

CVE-2026-42950

ELECOM wireless LAN access point devices do not check if language parameter has an appropriate value. If a user views a malicious page while logged in, the admin page on the user's web browser may become broken.

Published 2026-05-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.003 (23.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Elecom Co.,ltd. Wab-Be187-M — versions v1.1.10 and earlier
Elecom Co.,ltd. Wab-Be36-M — versions v1.1.3 and earlier
Elecom Co.,ltd. Wab-Be36-S — versions v1.1.3 and earlier
Elecom Co.,ltd. Wab-Be72-M — versions v1.1.3 and earlier

Weakness classification (CWE)

CWE-754 — Improper Check for Unusual or Exceptional Conditions

References

Frequently asked questions

What is CVE-2026-42950?: CVE-2026-42950 is a medium-severity vulnerability in Elecom Co.,ltd. Wab-Be187-M, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 4.3/10. Published 2026-05-13.
How severe is CVE-2026-42950?: Medium severity. CVSS v3 base score is 4.3 out of 10.