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High 7.5Published Oct 27, 2026

CVE-2026-109090libXi XGetDeviceControl DEVICE_ENABLE Heap Buffer Overflow

Updated under an hour ago ()

Does this affect you?

It affects x.org libXi. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.

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CVSS
7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-122
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
suse
NVD analysis
Awaiting Analysis
Record last updated
Oct 27, 2026
First seen by InfoSec Signals
Oct 27, 2026

Affected products

Affected products
x.org libXi
x.org:libxi (from the name)
before 1.8.4
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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