What is CVE-2026-24465?

CVE-2026-24465 is a critical-severity vulnerability in Elecom Wab-S300iw2-Pd, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-02-03.

How severe is CVE-2026-24465?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Elecom Wab-S300iw2-Pd

CVE-2026-24465

Stack-based buffer overflow vulnerability exists in ELECOM wireless LAN access point devices. A crafted packet may lead to arbitrary code execution.

Vulnerability class: Buffer Overflow

Published 2026-02-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: -0.000

Affected products

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

www.elecom.co.jp/news/security/20260203-01/ (Vendor Advisory)
www.elecom.co.jp/news/security/20260203-02/ (Vendor Advisory)
jvn.jp/en/jp/JVN94012927/ (Third Party Advisory)

Frequently asked questions

What is CVE-2026-24465?: CVE-2026-24465 is a critical-severity vulnerability in Elecom Wab-S300iw2-Pd, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-02-03.
How severe is CVE-2026-24465?: Critical severity. CVSS v3 base score is 9.8 out of 10.