A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based at…

published 2026-11-03 9d ago modified 2026-11-04 7d ago also EUVD-2026-115655

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based attacker to escalate privileges on an affected device.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 8d ago (2026-11-04)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Zyxel NWA110AX firmware

Classification

Weakness

CWE-120 Buffer Copy without Checking Size of Input

References

zyxel.com /global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-certain-ap
vendor-advisory

Sources

CVE List CVE-2026-76955
NVD CVE-2026-76955

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