CVE-2026-8631
HPLIP: HPLIP: Arbitrary code execution and privilege escalation via integer overflow in hpcups
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 21, 2026
Updated · August 3, 2026
Description
A flaw was found in HP Linux Imaging and Printing Software (HPLIP). An integer overflow in the hpcups processing path when handling crafted print data may lead to arbitrary code execution or privilege escalation on the affected system.
Statement
HPLIP's hpcups component is vulnerable to integer overflow when processing crafted print data. A remote attacker who can submit print job content to the hpcups filter path may achieve arbitrary code execution or privilege escalation on systems using HPLIP for printing.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-190 · Integer Overflow or Wraparound