CVE-2026-20521 Video HAL - Privilege Escalation

Video HAL contains a privilege escalation caused by a missing bounds check, letting local attackers escalate privileges without additional execution rights, exploit requires no user interaction.

CVSS base score 8.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.13% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
5 October 2026
Updated
15 October 2026
Weakness
CWE-121

Vendor fix

Apply the patch ALPS11375674 or update to the latest version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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