Is CVE-2026-43063 actively exploited?

No active exploitation of CVE-2026-43063 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-43063 be exploited remotely?

No. CVE-2026-43063 requires local access to exploit.

What is the CVSS score of CVE-2026-43063?

CVE-2026-43063 has a CVSS score of 7.8 (HIGH).

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HIGH

CVE-2026-43063

Published: May 5, 2026· Updated: May 8, 2026

7.8

CVSS v3.1

EPSS:0.02%probability of exploitation in 30 daysPercentile:4.6th

Official Description

In the Linux kernel, the following vulnerability has been resolved:

xfs: don't irele after failing to iget in xfs_attri_recover_work

xlog_recovery_iget* never set @ip to a valid pointer if they return

an error, so this irele will walk off a dangling pointer. Fix that.

NVD Source

Technical Analysis

CVE-2026-43063 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.