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Medium severity5.8NVD Advisory· Published May 24, 2022· Updated Jun 17, 2026

CVE-2022-0734

CVE-2022-0734

Description

A cross-site scripting vulnerability was identified in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.35 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.35 through 5.20, and VPN series firmware versions 4.35 through 5.20, that could allow an attacker to obtain some information stored in the user's browser, such as cookies or session tokens, via a malicious script.

Affected products

8
  • Zyxel/VPN seriesllm-fuzzy2 versions
    4.35 - 5.20+ 1 more
    • (no CPE)range: 4.35 - 5.20
    • (no CPE)range: 4.35 through 5.20
  • Zyxel/ZyWALL/USG seriesllm-fuzzy2 versions
    4.35 - 4.70+ 1 more
    • (no CPE)range: 4.35 - 4.70
    • (no CPE)range: 4.35 through 4.70
  • Zyxel/ATP seriesllm-fuzzy2 versions
    4.35 - 5.20+ 1 more
    • (no CPE)range: 4.35 - 5.20
    • (no CPE)range: 4.35 through 5.20
  • Zyxel/USG FLEX seriesllm-fuzzy2 versions
    4.50 - 5.20+ 1 more
    • (no CPE)range: 4.50 - 5.20
    • (no CPE)range: 4.50 through 5.20

Patches

Vulnerability mechanics

References

1

News mentions

0

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