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high advisory

Zyxel NWA110AX: Buffer overflow in zdp_wtp binary (CVE-2026-76955)

A buffer overflow vulnerability in the zdp_wtp binary of Zyxel NWA110AX allows for LAN-based privilege escalation.

CVE search metadata

CVE search record: CVE-2026-76955. Severity: high. CVSS: 8.8. KEV: no. Product: NWA110AX (<= 7.12). Brief: Zyxel NWA110AX: Buffer overflow in zdp_wtp binary (CVE-2026-76955). Brief link: https://feed.craftedsignal.io/briefs/2026-11-zyxel-buffer-overflow/

Triage facts

Revision 1
Applicability
NWA110AX (<= 7.12)
Evidence
Unknown
Severity
High
Sources
3 public sources
Freshness
Revision 1Nov 3, 04:05 UTC
Vulnerabilities
1 CVE
Source quality
C3Roughly even chance

A buffer overflow vulnerability exists in the zdp_wtp binary of the Zyxel NWA110AX, which allows a LAN-based attacker to escalate privileges on the device. A public exploit or PoC has been published on Sploitus for this CVE.