Wac500h Firmware vulnerabilities

6 known vulnerabilities in Wac500h Firmware from Zyxel. 6 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.2 High severity

  NWA50AX PRO firmware: Improper Limitation of a Pathname to a Restricted Directory

  CVE-2025-6265Jul 15, 2025Zyxel

  A path traversal vulnerability in the file_upload-cgi CGI program of Zyxel NWA50AX PRO firmware version 7.10(ACGE.2) and earlier could allow an authenticated attacker with administrator privileges to access specific directories and delete files, such as the co

• 8.8 High severity

  WBE530 firmware: Improper Privilege Management

  CVE-2024-12398Jan 14, 2025Zyxel

  An improper privilege management vulnerability in the web management interface of the Zyxel WBE530 firmware versions through 7.00(ACLE.3) and WBE660S firmware versions through 6.70(ACGG.2) could allow an authenticated user with limited privileges to escalate t

• 9.8 Critical severity

  NWA1123ACv3 firmware: Improper Neutralization of Special Elements used in an OS Command

  CVE-2024-7261Sep 3, 2024ZyxelEPSS 11.4%

  The improper neutralization of special elements in the parameter "host" in the CGI program of Zyxel NWA1123ACv3 firmware version 6.70(ABVT.4) and earlier, WAC500 firmware version 6.70(ABVS.4) and earlier, WAX655E firmware version 7.00(ACDO.1) and earlier, WBE5

• 7.2 High severity

  ATP series firmware: Improper Neutralization of Special Elements used in an OS Command

  CVE-2023-6398Feb 20, 2024ZyxelEPSS 1.33%

  A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from

• 7.8 High severity

  USG/ZyWALL series firmware: Improper Neutralization of Special Elements used in an OS Command

  CVE-2022-26532May 24, 2022ZyxelEPSS 4.79%

  A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmware versio

• 7.8 High severity

  Multiple improper input validation flaws were identified in some CLI commands of Zyxel…

  CVE-2022-26531May 24, 2022ZyxelEPSS 6.37%

  Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmwa