Privilege Escalation and Code Execution Vulnerability in HP Linux Imaging and Printing Software
CVE-2026-8631

9.3CRITICAL

Key Information:

Vendor

HP Inc

Status
HP Linux Imaging And Printing Software
Vendor
CVE Published:
20 May 2026

What is CVE-2026-8631?

A security vulnerability has been discovered in the HP Linux Imaging and Printing Software that may enable unauthorized users to escalate privileges or execute arbitrary code. This flaw arises from an integer overflow in the hpcups processing path when dealing with specifically crafted print data, potentially compromising system integrity. It is essential for users to be aware of this vulnerability and apply any necessary security patches to mitigate risks.

Affected Version(s)

HP Linux Imaging and Printing Software Linux 0

References

https://support.hp.com/us-en/document/ish_14942099-149421...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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