High severity · published Sep 30, 2026
CVE-2026-102118
Kiteworks Core before version 9.5.0 is vulnerable to Local Privilege Escalation
7.8
CVSS
0.4%
EPSS
No
On KEV
Description
A local privilege escalation vulnerability in Kiteworks could have allowed an attacker with an existing shell under a low-privileged service account to escalate to root privileges on the appliance.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Core · Kiteworks
before 9.5.0 · source: vendor
KI
Kiteworks · Accellion
before 9.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-102118
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-102118
vendor-advisory
https://github.com/kiteworks/security-advisories/security/advisories/GHSA-8pmh-222g-6j48
third-party-advisory
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json
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