CVE-2026-33026CRITICAL 9.1EPSS p24.4%

CVE-2026-33026CVE-2026-33026

Description

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui backup restore mechanism allows attackers to tamper with encrypted backup archives and inject malicious configuration during restoration. This issue has been patched in version 2.3.4.

Scoring

CVSS 3.19.1 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS0.33% probability of exploitation · percentile 24.4% · 2026-06-18T12:00:27Z
Published2026-03-30
Last modified2026-04-01

Underlying weaknesses· 3

CWE-312CWE-347CWE-354

References

  1. https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.4
  2. https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-fhh2-gg7w-gwpq
  3. https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-fhh2-gg7w-gwpq

3

TypeTargetConfidenceTier
WeaknessCleartext Storage of Sensitive Informationcwe-3120%live
WeaknessImproper Verification of Cryptographic Signaturecwe-3470%live
WeaknessImproper Validation of Integrity Check Valuecwe-3540%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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CVE-2026-42221
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.