CVE-2026-28847
published 2026-05-11CVE-2026-28847: The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe…
PriorityP348high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.60%
44.9th percentile
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | < 18.7.9 | 18.7.9 |
| apple | ios_and_ipados | < 26.5 | 26.5 |
| apple | ipados | < 18.7.9 | 18.7.9 |
| apple | ipados | >= 26.0 < 26.5 | 26.5 |
| apple | iphone_os | < 18.7.9 | 18.7.9 |
| apple | iphone_os | >= 26.0 < 26.5 | 26.5 |
| apple | macos | < 26.5 | 26.5 |
| apple | macos | >= 26.0 < 26.5 | 26.5 |
| apple | safari | < 26.5 | 26.5 |
| apple | tvos | < 26.5 | 26.5 |
| apple | visionos | < 26.5 | 26.5 |
| apple | watchos | < 26.5 | 26.5 |
| webkitgtk | webkitgtk | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat6.5MEDIUM
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Red Hat
webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
vendor_redhat·2026-06-02·CVSS 6.5
CVE-2026-28847 [MEDIUM] CWE-120 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.
A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.
Statement: To exploit this issue, an attacker needs to trick a user into processing or loading malicious web content. Due to this reason, this flaw has been rated with an important severity.
Additionally, this issue can cause an unexpected process crash but the possibility of re
GHSA
GHSA-hc7g-7gpm-6rm5: The issue was addressed with improved memory handling
ghsa_unreviewed·2026-05-11
CVE-2026-28847 GHSA-hc7g-7gpm-6rm5: The issue was addressed with improved memory handling
The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
bugzilla·2026-06-02·CVSS 6.5
CVE-2026-28847 [MEDIUM] CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.
Bugzilla
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [epel-all]
bugzilla·2026-06-02·CVSS 6.5
CVE-2026-28847 [MEDIUM] CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [epel-all]
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [epel-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Bugzilla
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [fedora-all]
bugzilla·2026-06-02·CVSS 6.5
CVE-2026-28847 [MEDIUM] CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [fedora-all]
CVE-2026-28847 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
https://support.apple.com/en-us/127110https://support.apple.com/en-us/127111https://support.apple.com/en-us/127115https://support.apple.com/en-us/127118https://support.apple.com/en-us/127119https://support.apple.com/en-us/127120https://support.apple.com/en-us/127121https://access.redhat.com/errata/RHSA-2026:25918https://access.redhat.com/errata/RHSA-2026:25927https://access.redhat.com/errata/RHSA-2026:27728https://access.redhat.com/errata/RHSA-2026:27785https://access.redhat.com/errata/RHSA-2026:27804https://access.redhat.com/errata/RHSA-2026:28114https://access.redhat.com/errata/RHSA-2026:28146https://access.redhat.com/errata/RHSA-2026:28147https://access.redhat.com/errata/RHSA-2026:28148https://access.redhat.com/security/cve/CVE-2026-28847https://bugzilla.redhat.com/show_bug.cgi?id=2483955https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28847.jsonhttps://www.zerodayinitiative.com/advisories/ZDI-26-313/
2026-05-11
Published