ConcreteCMS up to 9.3.9 Feature Link Block save Title/Body Source/Button Text cross site scripting
Summary
A vulnerability classified as problematic has been found in ConcreteCMS up to 9.3.9. Impacted is the function Save of the component Feature Link Block Handler. The manipulation of the argument Title/Body Source/Button Text leads to cross site scripting.
This vulnerability is documented as CVE-2025-2969. The attack can be initiated remotely. Additionally, an exploit exists.
The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability was found in ConcreteCMS up to 9.3.9. It has been rated as problematic. This issue affects the function save of the component Feature Link Block Handler. The manipulation of the argument Title/Body Source/Button Text 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.
The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-2969. 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. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.
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.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
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: 🔍
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-2025-2969 (🔍)
GCVE (CVE): GCVE-0-2025-2969
GCVE (VulDB): GCVE-100-302021
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/30/2025 09:21Updated: 03/31/2025 04:32
Changes: 03/30/2025 09:21 (56), 03/31/2025 04:32 (30)
Complete: 🔍
Submitter: yaowenxiao
Cache ID: 216::103
Submit
Accepted
- Submit #522419: Concretecms 9.3.9 XSS (by yaowenxiao)
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