What is CVE-2026-57966?

CVE-2026-57966 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Path Traversal. CVSS score: 4.4/10. Published 2026-06-29.

How severe is CVE-2026-57966?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Path Traversal in Red Hat Enterprise Linux 10

CVE-2026-57966

A path traversal vulnerability was found in spice-vdagent. This flaw allows a malicious or compromised SPICE host to write arbitrary files to any location on the guest operating system. This occurs because the filename provided by the SPIC…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (3.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

CWE-22 — Path Traversal

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-57966?: CVE-2026-57966 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Path Traversal. CVSS score: 4.4/10. Published 2026-06-29.
How severe is CVE-2026-57966?: Medium severity. CVSS v3 base score is 4.4 out of 10.