RCE in Gfi Kerio Connect
CVE-2025-2975
A vulnerability was found in GFI KerioConnect 10.0.6 and classified as problematic. This issue affects some unknown processing of the file Settings/Email/Signature/EditHtmlSource of the component Signature Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Gfi Kerio Connect — versions 10.0.6
- Gfi Kerioconnect — versions 10.0.6
Weakness classification (CWE)
References
- vuldb.com/ (VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/0xs1ash/poc/blob/main/xss.md (exploit, Broken Link)
Frequently asked questions
- What is CVE-2025-2975?
- CVE-2025-2975 is a low-severity vulnerability in Gfi Kerio Connect, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2025-03-31.
- How severe is CVE-2025-2975?
- Low severity. CVSS v3 base score is 3.5 out of 10.