GFI KerioConnect 10.0.6 Signature EditHtmlSource cross site scripting
Summary
A vulnerability was found in GFI KerioConnect 10.0.6. It has been classified as problematic. Affected by this vulnerability is an unknown functionality of the file Settings/Email/Signature/EditHtmlSource of the component Signature Handler. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2025-2975. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability was found in GFI KerioConnect 10.0.6 and classified as problematic. This issue affects an unknown code block of the file Settings/Email/Signature/EditHtmlSource of the component Signature Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.
It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-2975. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.
The exploit is available at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍
CVSSv3
VulDB Meta Base Score: 3.5VulDB Meta Temp Score: 3.3
VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 3.5
CNA Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/30/2025 🔍03/30/2025 🔍
03/31/2025 🔍
Sources
Advisory: github.comStatus: Not defined
CVE: CVE-2025-2975 (🔍)
GCVE (CVE): GCVE-0-2025-2975
GCVE (VulDB): GCVE-100-302027
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/30/2025 09:53Updated: 03/31/2025 06:49
Changes: 03/30/2025 09:53 (56), 03/31/2025 06:49 (30)
Complete: 🔍
Submitter: slash0x99
Cache ID: 216::103
Submit
Accepted
- Submit #523009: Kerio Connect KerioConnect 10.0.6 Cross Site Scripting (by slash0x99)
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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