Critical severity · published Sep 18, 2026
CVE-2026-93467
HGiga｜OAKlouds - Insecure Deserialization
9.8
CVSS
0.9%
EPSS
No
On KEV
Description
The OAKlouds developed by HGiga has a Insecure Deserialization vulnerability. Unauthenticated remote attackers can execute arbitrary code on the server by sending maliciously crafted serialized content.
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)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OA
OAKlouds-custom_page-2.0 · HGiga
before 26 · source: vendor
OA
OAKlouds-custom_page-3.0 · HGiga
before 26 · source: vendor
OA
OAKlouds-custom_page-4.0 · HGiga
before 26 · source: vendor