CVE-2026-4251
LOWCityData CityChat ai.citydata.citychat credentials.json credentials storage
Title source: cnaDescription
A vulnerability was determined in CityData CityChat up to 0.12.6 on Android. Affected by this vulnerability is an unknown functionality of the file resources/assets/flutter_assets/assets/credentials.json of the component ai.citydata.citychat. Executing a manipulation can lead to unprotected storage of credentials. The attack requires local access. A high complexity level is associated with this attack. The exploitation appears to be difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
References (4)
Core 4
Core References
Vdb Entry vdb-entry
VDB-351209 | CityData CityChat ai.citydata.citychat credentials.json credentials storage
https://vuldb.com/?id.351209
Signature, Permissions Required signature
permissions-required
VDB-351209 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/?ctiid.351209
Third Party Advisory third-party-advisory
Submit #771436 | CITYDATA CityChat(ai.citydata.citychat) 0.12.6 Google Cloud Service Account Key Exposure
https://vuldb.com/?submit.771436
Scores
CVSS v3
2.5
EPSS
0.0010
EPSS Percentile
0.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-255
CWE-256
Status
published
Products (7)
CityData/CityChat
0.12.0
CityData/CityChat
0.12.1
CityData/CityChat
0.12.2
CityData/CityChat
0.12.3
CityData/CityChat
0.12.4
CityData/CityChat
0.12.5
CityData/CityChat
0.12.6
Published
Mar 16, 2026
Tracked Since
Mar 16, 2026