SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-78249

A path traversal vulnerability exists in the web management interface of multiple Multifunction Devices and Printers, including Apeos C4571 1.1.3 and earlier, Apeos C3567 1.1.3, or other products listed, specifically in the handling of externally…

MEDIUM 6.8EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

Description

A path traversal vulnerability exists in the web management interface of multiple Multifunction Devices and Printers, including Apeos C4571 1.1.3 and earlier, Apeos C3567 1.1.3, or other products listed, specifically in the handling of externally supplied parameters. If the device receives a specially crafted, malicious request, it may trigger unintended processing.

CVSS 4.0
6.8 MEDIUMCVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/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
0.18% probability · 8th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-22
Source
47e4fddc-a2f1-48a0-beab-943c84c1c954
EPSS trend
0%3%5%2 October 2026: 0.18%26 October 2026: 0.18%2 October 202626 October 2026

EPSS moved from 0.2% on 2 October 2026 to 0.2% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.