CVE-2020-9910: Multiple issues were addressed with improved logic.
- Is it exploited?
Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of .
VulnCheck KEV lists it since . It cites 1 public report, the first from .
- How likely is exploitation in the next 30 days?
- 2.2%
EPSS score, percentile 82.4 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- Not scored
The CVE record carries no CVSS score.
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Affected
- before iOS 13.6 and iPadOS 13.6
- before tvOS 13.4.8
- before watchOS 6.2.8
- before Safari 13.1.2
- before iTunes 12.10.8 for Windows
- before iCloud for Windows 11.3
and 1 more in the table below
Source: CISA KEV 2026.10.29, as of ; VulnCheck KEV, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
Description
Multiple issues were addressed with improved logic. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
Source: CVE List, as of . About the data.
What to do
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
Versions by product, as listed in the CVE record (7 products)
| Status | Versions |
|---|---|
| Affected | before iOS 13.6 and iPadOS 13.6 |
| Status | Versions |
|---|---|
| Affected | before tvOS 13.4.8 |
| Status | Versions |
|---|---|
| Affected | before watchOS 6.2.8 |
| Status | Versions |
|---|---|
| Affected | before Safari 13.1.2 |
| Status | Versions |
|---|---|
| Affected | before iTunes 12.10.8 for Windows |
| Status | Versions |
|---|---|
| Affected | before iCloud for Windows 11.3 |
| Status | Versions |
|---|---|
| Affected | before iCloud for Windows 7.20 |
Source: CVE List, as of . About the data.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| CVE record last updated |
References
7
Known exploited Apple vulnerabilities
- CVE-2026-86950: Apple Multiple Products Out-of-Bounds Write Vulnerability
- CVE-2026-65400: Apple macOS Improper Authentication Vulnerability
- CVE-2025-31277: Apple Multiple Products Buffer Overflow Vulnerability
- CVE-2025-43510: Apple Multiple Products Improper Locking Vulnerability
- CVE-2025-43520: Apple Multiple Products Classic Buffer Overflow Vulnerability