CVE-2023-21239

Description

In visitUris of Notification.java, there is a possible way to leak image data across user boundaries due to a confused deputy. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory android.com
Affected: Google Android
Published at:
Updated at:

References

Link Tags
https://android.googlesource.com/platform/frameworks/base/+/c451aa5710e1da19139eb3716e39a5d6f04de5c2 patch
https://source.android.com/security/bulletin/2023-07-01 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21239?
CVE-2023-21239 has been scored as a medium severity vulnerability.
How to fix CVE-2023-21239?
To fix CVE-2023-21239, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21239 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-21239 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21239?
CVE-2023-21239 affects Google Android.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.