CVE-2026-8631NVD

Vulnerability Summary

A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software. This potential vulnerability may allow escalation of privileges and/or arbitrary code execution via an integer overflow in the hpcups processing path when handling crafted print data.

Severity Level

UNKNOWN

Published Date

May 20, 2026

Last Modified

Aug 4, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

1.81%Probability

Root Weakness (CWE)

CWE-122: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsNone

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)High

Availability (Vulnerable System)High

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions

HP Inc HP Linux Imaging and Printing Software < 3.26.4

Patched Versions

HP Inc HP Linux Imaging and Printing Software 3.26.4

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