CVE-2026-21389HIGH 8.8EPSS p70.7%

CVE-2026-21389CVE-2026-21389

Description

An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by injecting malicious input into the request body sent to the contacts import route.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS1.49% probability of exploitation · percentile 70.7% · 2026-06-19T12:03:05Z
Published2026-02-27
Last modified2026-02-27

Underlying weaknesses· 1

CWE-78

References

  1. https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json
  2. https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate
  3. https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

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