Vulnerability in Citydata Citychat
CVE-2026-4251
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.001 (2.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Citydata Citychat — versions 0.12.0, 0.12.1, 0.12.2
Weakness classification (CWE)
References
- vuldb.com/ (vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- www.notion.so/Google-Cloud-Service-Account-Key-Exposure-Leading-to-Dialogflow-D… (exploit)
Frequently asked questions
- What is CVE-2026-4251?
- CVE-2026-4251 is a low-severity vulnerability in Citydata Citychat, classified under CWE-255. CVSS score: 2.5/10. Published 2026-03-16.
- How severe is CVE-2026-4251?
- Low severity. CVSS v3 base score is 2.5 out of 10.