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CVE-2026-8631

44
FAUCET Score

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.

First published: May 20, 2026Last modified: May 20, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 3.26.4CPE matchmatch criteria
cpe:2.3:a:hp:linux_imaging_and_printing:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

9.3CRITICAL

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
72.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0152 is in the 59th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

ubuntupatch availablevia ubuntu_usn
Product: hplip (jammy)Fixed in: 3.21.12+dfsg0-1ubuntu0.1
ubuntupatch availablevia ubuntu_usn
Product: hplip (noble)Fixed in: 3.23.12+dfsg0-0ubuntu5.1
ubuntupatch availablevia ubuntu_usn
Product: hplip (questing)Fixed in: 3.24.4+dfsg0-0ubuntu5.2
ubuntupatch availablevia ubuntu_usn
Product: hplip (resolute)Fixed in: 3.24.4+dfsg0-0ubuntu8.1

Vendor Advisories (1)

ubuntuUSN-8483-1

HPLIP vulnerabilities

Jun 30, 2026

References

access.redhat.com / errata/RHSA-2026:26228
access.redhat.com / errata/RHSA-2026:26297
access.redhat.com / errata/RHSA-2026:26335
access.redhat.com / security/cve/CVE-2026-8631
bugzilla.redhat.com / show_bug.cgi
security.access.redhat.com / data/csaf/v2/vex/2026/cve-2026-8631.json
support.hp.com / us-en/document/ish_14942099-14942126-16/hpsbpi04118
Vendor Advisory