What’s Vulnerable › Vulnerabilities

CVE-2026-24465

• Severity: critical (CVSS 9.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-03 · updated 2026-06-17
• Weakness: CWE-121

Description

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

Affected products

• Elecom Wab-S300Iw-Ac Firmware: before 5.5.02 — fixed in 5.5.02
• Elecom Wab-S300Iw-Pd Firmware: all versions
• Elecom Wab-S300Iw2-Pd Firmware: before 5.5.02 — fixed in 5.5.02
• Elecom Wab-S733Iw-Ac Firmware: before 5.5.02 — fixed in 5.5.02
• Elecom Wab-S733Iw-Pd Firmware: all versions
• Elecom Wab-S733Iw2-Pd Firmware: before 5.5.02 — fixed in 5.5.02
• Elecom Wrc-X1500Gs-B Firmware: before 1.13 — fixed in 1.13
• Elecom Wrc-X1500Gsa-B Firmware: before 1.13 — fixed in 1.13

How to fix

Upgrade to a fixed version: Elecom Wab-S300Iw-Ac Firmware 5.5.02; Elecom Wab-S300Iw2-Pd Firmware 5.5.02; Elecom Wab-S733Iw-Ac Firmware 5.5.02; Elecom Wab-S733Iw2-Pd Firmware 5.5.02; Elecom Wrc-X1500Gs-B Firmware 1.13; Elecom Wrc-X1500Gsa-B Firmware 1.13. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/jp/JVN94012927/
• https://www.elecom.co.jp/news/security/20260203-01/
• https://www.elecom.co.jp/news/security/20260203-02/

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