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Fencer Vulns
high 8.8

CVE-2026-89084 json

HP Advance – Potential Elevation of Privilege, Remote Code Execution & Arbitrary File Write

published 2026-09-16 53 d ago modified 2026-09-18 51 d ago also EUVD-2026-81091

cvss
8.8
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

HP has identified potential security vulnerabilities in the HP Advance software that may enable elevation of privilege, remote code execution, or arbitrary file write under certain conditions, impacting the HP Advance server hosting the software.

Patch / fix

  • HP Inc HP AC Print & Scan <V1R4.0.027
  • HP Inc HP Output Central <V1R4.0.029

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
52 d ago

Exploit prediction

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 4.0 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/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

Affected products

  • HP Inc HP AC Print & Scan
  • HP Inc HP Output Central

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.