VULNERABILITY INTELLIGENCE

CVE-2026-20797

CVSS score4.3 MEDIUM

EPSS probability0.83%

CISA KEVNot currently listed

Published2026-02-27

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

A stack based buffer overflow exists in an API route of XWEB Pro version 1.12.1 and prior, enabling unauthenticated attackers to cause stack corruption and a termination of the program.

Weakness classification

nvd@nist.gov: CWE-787
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-121

Primary references

ics-cert@hq.dhs.gov — Third Party Advisory
ics-cert@hq.dhs.gov — Product
ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource