CVE-2026-28267 Vulnerability Analysis & Exploit Intelligence

Multiple i-フィルター products are configured with improper file access permission settings. Files may be created or overwritten in the system directory or backup directory by a non-administrative user.

Published Mar 9, 2026Updated Mar 10, 2026Sources: cvelistV5, jpcert

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Unreported

no source claims exploitation

EPSS

chance of exploitation in 30 days

Affects

digital arts

10 products listed

CVSS base

6.8

MEDIUM

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

None

none · proof-of-concept · active

Automatable

can an attacker script all four kill-chain steps

Technical impact

Partial

partial · total control of the vulnerable component

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Vendors (4)

digital arts optim inventit fujitsu

Products (10)

i 10 windows version onlyi 6 0i fori for windows version onlyi for zaq windows version onlyi filter multiagent for windowsdigitalarts cloud agent for windowsoptimal biz web filtering powered by i filter windows versionmobiconnect i filter browser option multiagent for windowsi filter browser cloud multiagent for windows

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Source
6.8	CVSS 4.0	MEDIUM	—	—	cvelistV5

Weakness & attack patterns

CWE-276

Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.

T1574.010Hijack Execution Flow: ServicesFile Permissions Weakness
T1083File and Directory Discovery

References

6 on the record

Elsewhere on this site

digital artsevery CVE for this vendor
optimevery CVE for this vendor
inventitevery CVE for this vendor
CWE-276other pages naming this weakness

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.