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HPLIP EUVDEUVD-2026-80988

| CVE-2026-91097 HIGH
Out-of-bounds Write (CWE-787)
2026-09-16 hp GHSA-52x8-q22p-3rrf
7.0
CVSS 4.0 · Vendor: hp
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Vendor (hp) PRIMARY
7.0 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:L/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
vuln.today AI
7.6 HIGH

Network-reachable, unauthenticated OOB write requiring victim interaction (UI:R); high integrity from code/file modification, low confidentiality and availability per vendor 4.0 impacts.

3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

Primary rating from Vendor (hp).

CVSS VectorVendor: hp

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
A
Scope
X

Lifecycle Timeline

4
Patch available
Sep 16, 2026 - 20:18 EUVD
Metadata Corrected
Sep 16, 2026 - 19:40 vuln.today
tag: Linux added
Analysis Generated
Sep 16, 2026 - 19:36 vuln.today
CVE Published
Sep 16, 2026 - 18:39 cve.org
HIGH 7.0

DescriptionCVE.org

HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentially enable remote code execution, privilege escalation, denial of service, information disclosure, or unauthorized file modification under certain conditions.

AnalysisAI

Out-of-bounds write flaws in HPLIP (HP Linux Imaging and Printing Software) can corrupt memory when a user processes attacker-influenced input such as a crafted print job, a malicious device or network response, or a handled file, with the affected product confirmed by HP and documented in advisory HPSBPI04151. No authentication is required to reach the vulnerable components, but exploitation depends on mandatory user interaction and on hosts that actually have HPLIP installed and in active printing or scanning use. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation Requires a host running HPLIP (HP's Linux Imaging and Printing driver stack, used with HP printers/scanners) and active user interaction (UI:A) - the victim must process attacker-influenced input such as a crafted print job, malicious device/network response, or handled file that reaches a vulnerable HPLIP component. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment This is an umbrella advisory (HPSBPI04151, CWE-787 out-of-bounds write) rolling up multiple externally reported HPLIP flaws whose worst-case impacts span RCE, privilege escalation, DoS, information disclosure, and file modification. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation HP states it has identified and remediated these findings, so the primary action is to apply the vendor fix per advisory HPSBPI04151 (https://support.hp.com/us-en/document/ish_15646959-15646984-16/hpsbpi04151) - patch status is 'Patch available per vendor advisory'; no single exact fix version is published in the supplied data, so obtain the fixed HPLIP build from HP or your distribution's package repository and verify the installed version against the advisory rather than assuming a version number. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all Linux endpoints and servers with HPLIP installed, identify affected versions against HP advisory HPSBPI04151, and determine which hosts are in active printing or scanning use; temporarily disable or remove HPLIP where not essential, restrict untrusted print jobs, device or network responses, and handled files from reaching affected components, and monitor for crashes or abnormal file activity. …

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EUVD-2026-80988 vulnerability details – vuln.today

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