Affects Android OS, a widely deployed mobile platform; local privilege escalation can compromise device integrity and enterprise mobile security.
CVE-2026-59028
Android local privilege escalation via confused-deputy in RegisteredAidCache.java
Is CVE-2026-59028 being exploited?
Not confirmed. CVE-2026-59028 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-59028?
CVE-2026-59028 is rated High with a CVSS score of 8.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-59028?
Yes. A fix has been recorded for CVE-2026-59028. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-59028 affect?
CVE-2026-59028 affects Android OS (RegisteredAidCache.java), Android devices missing Nov 2026 security update. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-59028?
Apply Android Nov 2026 security updates immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Local attacker can escalate privileges on Android devices (confused-deputy) to gain higher access or escape app sandbox without user interaction.
Patch when possible
- affected17
- affected16-qpr2
- affected16
- affected15
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.
cisa ssvc
- exploitation
- none
- automatable
- no
- technical impact
- total
Assessed by CISA 2 Nov 2026 (SSVC 2.0.3).
timeline
- 2 Nov 2026CISA SSVC assessment: exploitation none
- 2 Nov 2026Published · 1 day later
- 3 Nov 2026CVE record last updated · same day later
- 4 Nov 2026Analysed by vulneraibility.com · 1 day later
- Linksource.android.com /docs/security/bulletin/2026/2026-11-01
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.