CVE-2023-29725 — The BT21 x BTS Wallpaper app 12 for Android allows unauthorized applications to

The BT21 x BTS Wallpaper app 12 for Android allows unauthorized applications to actively request permission to insert data into the database that records information about a user's personal preferences and will be loaded into memory to be read and used when the application i

01What is this vulnerability?

The BT21 x BTS Wallpaper app 12 for Android allows unauthorized applications to actively request permission to insert data into the database that records information about a user's personal preferences and will be loaded into memory to be read and used when the application is opened. By injecting data, the attacker can force the application to load malicious image URLs and display them in the UI…

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-06-02T04:15:49.863
• Last modified: 2026-07-09T01:18:15.143

09References

• apkpure.com — https://apkpure.com/cn/bt21-x-bts-wallpaper-hd-4k/com.bungaakp007.bt21wallpapero…
• github.com — https://github.com/LianKee/SO-CVEs/blob/main/CVEs/CVE-2023-29725/CVE%20detail.md
• play.google.com — https://play.google.com/store/apps/details?id=com.cuiet.blockCalls
• apkpure.com — https://apkpure.com/cn/bt21-x-bts-wallpaper-hd-4k/com.bungaakp007.bt21wallpapero…
• github.com — https://github.com/LianKee/SO-CVEs/blob/main/CVEs/CVE-2023-29725/CVE%20detail.md
• play.google.com — https://play.google.com/store/apps/details?id=com.cuiet.blockCalls