Vulnerability · Published Aug 17, 2026 · Assigned by apple
CVE-2026-64781
Medium 4.3
In plain English
A medium-severity improper input validation in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.5%top 54.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The issue was addressed with improved input validation. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-64781 |
| Debian:13 | webkit2gtk | 2.54.0-1~deb13u1 | DEBIAN-CVE-2026-64781 |
| Debian:14 | webkit2gtk | no fix listed | DEBIAN-CVE-2026-64781 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2026-64781 |
| Debian:13 | wpewebkit | no fix listed | DEBIAN-CVE-2026-64781 |
| Debian:14 | wpewebkit | 2.54.0-1 | DEBIAN-CVE-2026-64781 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L