CVE-2026-21059

CVE-2026-21059 is a high-severity vulnerability in Samsung Android with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-926.

Key facts

Description

Improper export of android application components in Samsung Contacts prior to SMR Aug-2026 Release 1 allows local attackers to delete file with Samsung Contacts' privilege.

Frequently asked questions

What is CVE-2026-21059?
Improper export of android application components in Samsung Contacts prior to SMR Aug-2026 Release 1 allows local attackers to delete file with Samsung Contacts' privilege.
How severe is CVE-2026-21059?
CVE-2026-21059 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2026-21059 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21059?
CVE-2026-21059 primarily affects Samsung Android. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-21059?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-21059 published?
CVE-2026-21059 was published on 2026-08-10 and last updated on 2026-08-19.

References

Affected products (13)

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