CVE-2026-8631 PUBLISHED

HP Linux Imaging and Printing Software – Potential Escalation of Privilege and Arbitrary Code Execution

Assigner: hp
Reserved: 14.05.2026 Published: 20.05.2026 Updated: 21.05.2026

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.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	HP Inc
Product	HP Linux Imaging and Printing Software
Versions	Default: affected affected from 0 to 3.26.4 (excl.)

References

https://support.hp.com/us-en/document/ish_14942099-14942126-16/hpsbpi04118

Problem Types

CWE-122: Heap-based Buffer Overflow CWE