VulnerabilityModified
CVE-2026-8631
A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software.
CRITICAL 9.3EPSS 1.81%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 4.0
- 9.3 CRITICALCVSS: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/M
- EPSS
- 1.81% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-190
- Affected
- hp/linux imaging and printing
- Source
- hp-security-alert@hp.com
References
- https://support.hp.com/us-en/document/ish_14942099-14942126-16/hpsbpi04118Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:26228
- https://access.redhat.com/errata/RHSA-2026:26297
- https://access.redhat.com/errata/RHSA-2026:26335
- https://access.redhat.com/errata/RHSA-2026:48171
- https://access.redhat.com/errata/RHSA-2026:48586
- https://access.redhat.com/errata/RHSA-2026:48603
- https://access.redhat.com/errata/RHSA-2026:48606
- https://access.redhat.com/errata/RHSA-2026:48959
- https://access.redhat.com/errata/RHSA-2026:48960
- https://access.redhat.com/errata/RHSA-2026:48961
- https://access.redhat.com/security/cve/CVE-2026-8631
- https://bugzilla.redhat.com/show_bug.cgi?id=2480300
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8631.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.