CVE-2026-33026: nginx-ui Backup Restore Allows Tampering with Encrypted Backups

March 30, 2026 (updated March 31, 2026)

The nginx-ui backup restore mechanism allows attackers to tamper with encrypted backup archives and inject malicious configuration during restoration.

References

github.com/0xJacky/nginx-ui
github.com/0xJacky/nginx-ui/releases/tag/v2.3.4
github.com/0xJacky/nginx-ui/security/advisories/GHSA-fhh2-gg7w-gwpq
github.com/advisories/GHSA-fhh2-gg7w-gwpq
github.com/advisories/GHSA-g9w5-qffc-6762
nvd.nist.gov/vuln/detail/CVE-2026-33026

Code Behaviors & Features

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