La Nacion App 10.2.25 on Android app.lanacion.activity BuildConfig.java API_KEY_WEBSOCKET_CV credentials storage
Summary
A vulnerability identified as problematic has been detected in La Nacion App 10.2.25 on Android. Affected is an unknown function of the file source/app/lanacion/clublanacion/BuildConfig.java of the component app.lanacion.activity. The manipulation of the argument API_KEY_WEBSOCKET_CV leads to credentials storage. This vulnerability is referenced as CVE-2026-4243. The attack can only be performed from a local environment. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability was found in La Nacion App 10.2.25 on Android and classified as problematic. This issue affects some unknown functionality of the file source/app/lanacion/clublanacion/BuildConfig.java of the component app.lanacion.activity. The manipulation of the argument API_KEY_WEBSOCKET_CV with an unknown input leads to a credentials storage vulnerability. Using CWE to declare the problem leads to CWE-256. Storing a password in plaintext may result in a system compromise. Impacted is confidentiality.
The advisory is shared at notion.so. The identification of this vulnerability is CVE-2026-4243. The exploitation is known to be difficult. An attack has to be approached locally. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1552 for this issue.
The exploit is available at notion.so. 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.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-12449). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Type
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: 2.5VulDB Meta Temp Score: 2.4
VulDB Base Score: 2.5
VulDB Temp Score: 2.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 2.5
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: Credentials storageCWE: CWE-256 / CWE-255
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: No
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
03/15/2026 Advisory disclosed03/15/2026 VulDB entry created
03/21/2026 VulDB entry last update
Sources
Advisory: notion.soStatus: Not defined
CVE: CVE-2026-4243 (🔒)
GCVE (CVE): GCVE-0-2026-4243
GCVE (VulDB): GCVE-100-351185
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20130704
Entry
Created: 03/15/2026 21:53Updated: 03/21/2026 11:50
Changes: 03/15/2026 21:53 (58), 03/16/2026 18:32 (1), 03/21/2026 11:50 (31)
Complete: 🔍
Submitter: fxizenta
Cache ID: 216::103
Submit
Accepted
- Submit #771432: SA LA NACION LA NACION(app.lanacion.activity) 10.2.25 WebSocket Credential Leak (by fxizenta)
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
No comments yet. Languages: en.
Please log in to comment.