Critical severity · published Jun 18, 2026
CVE-2026-9158
In Eclipse 4diac FORTE versions 3.0.0 to 3.1.0, a specially crafted DELETE connection command to the management interface can lead to a dangling pointer
9.8
CVSS
0.6%
EPSS
No
On KEV
Description
In Eclipse 4diac FORTE versions 3.0.0 to 3.1.0, a specially crafted DELETE connection command to the management interface can lead to a dangling pointer. This allows subsequent commands to access freed memory (use-after-free).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
E4
Eclipse 4diac · Eclipse Foundation
3.0.0 through 3.1.0 · source: vendor
4F
4diac Forte · Eclipse
3.0.0 through 3.1.0 · source: NVD