Vulnerability in Babychakra Pregnancy & Parenting App
CVE-2026-4242
A security flaw has been discovered in BabyChakra Pregnancy & Parenting App up to 5.4.3.0 on Android. This affects an unknown function of the file file app/babychakra/babychakra/Configuration.java of the component app.babychakra.babychakra. Performing a manipulation of the argument SEGMENT_WRITE_KEY results in unprotected storage of credentials. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitability is reported as difficult. The exploit has been released to the public and may be used for attacks. 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
- Babychakra Pregnancy & Parenting App — versions 5.4.0, 5.4.1, 5.4.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- www.notion.so/Segment-Write-Key-Exposure-Leading-to-Data-Injection-and-User-Pro… (exploit)
Frequently asked questions
- What is CVE-2026-4242?
- CVE-2026-4242 is a low-severity vulnerability in Babychakra Pregnancy & Parenting App, classified under CWE-255. CVSS score: 2.5/10. Published 2026-03-16.
- How severe is CVE-2026-4242?
- Low severity. CVSS v3 base score is 2.5 out of 10.