Medium severity6.5NVD Advisory· Published Feb 11, 2026· Updated Apr 2, 2026

CVE-2026-20644

Description

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

100

Apple Inc./Safari2 versions
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*range: <26.3
- (no CPE)range: <26.3
Apple Inc./Ipados
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Range: <18.7.5
Apple Inc./Iphone OS
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Range: <18.7.5
Apple Inc./macOS
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Range: <26.3
Apple Inc./Visionos
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
Range: <26.3
Cisco Systems, Inc./Cisco iOSllm-fuzzy
Range: <18.7.5
Apple Inc./macOS Tahoellm-fuzzy
Range: <26.3
osv-coords92 versions
pkg:apk/chainguard/openjdk-11-openj9 pkg:apk/chainguard/openjdk-11-openj9-dbg pkg:apk/chainguard/openjdk-11-openj9-default-jdk pkg:apk/chainguard/openjdk-11-openj9-default-jvm pkg:apk/chainguard/openjdk-11-openj9-doc pkg:apk/chainguard/openjdk-11-openj9-jmods pkg:apk/chainguard/openjdk-11-openj9-jre pkg:apk/chainguard/openjdk-17-openj9 pkg:apk/chainguard/openjdk-17-openj9-dbg pkg:apk/chainguard/openjdk-17-openj9-default-jdk pkg:apk/chainguard/openjdk-17-openj9-default-jvm pkg:apk/chainguard/openjdk-17-openj9-doc pkg:apk/chainguard/openjdk-17-openj9-jmods pkg:apk/chainguard/openjdk-17-openj9-jre pkg:apk/chainguard/openjdk-21-openj9 pkg:apk/chainguard/openjdk-21-openj9-dbg pkg:apk/chainguard/openjdk-21-openj9-default-jdk pkg:apk/chainguard/openjdk-21-openj9-default-jvm pkg:apk/chainguard/openjdk-21-openj9-doc pkg:apk/chainguard/openjdk-21-openj9-jmods pkg:apk/chainguard/openjdk-21-openj9-jre pkg:apk/chainguard/openjdk-25-openj9 pkg:apk/chainguard/openjdk-25-openj9-dbg pkg:apk/chainguard/openjdk-25-openj9-default-jdk pkg:apk/chainguard/openjdk-25-openj9-default-jvm pkg:apk/chainguard/openjdk-25-openj9-jmods pkg:apk/chainguard/openjdk-25-openj9-jre pkg:apk/chainguard/openjdk-26-openj9 pkg:apk/chainguard/openjdk-26-openj9-dbg pkg:apk/chainguard/openjdk-26-openj9-default-jdk pkg:apk/chainguard/openjdk-26-openj9-default-jvm pkg:apk/chainguard/openjdk-26-openj9-jmods pkg:apk/chainguard/openjdk-26-openj9-jre pkg:apk/chainguard/openjdk-8-openj9 pkg:apk/chainguard/openjdk-8-openj9-dbg pkg:apk/chainguard/openjdk-8-openj9-default-jdk pkg:apk/chainguard/openjdk-8-openj9-default-jvm pkg:apk/chainguard/openjdk-8-openj9-doc pkg:apk/chainguard/openjdk-8-openj9-jre pkg:bitnami/java pkg:bitnami/java-min pkg:bitnami/jre pkg:rpm/almalinux/webkit2gtk3 pkg:rpm/almalinux/webkit2gtk3-devel pkg:rpm/almalinux/webkit2gtk3-jsc pkg:rpm/almalinux/webkit2gtk3-jsc-devel pkg:rpm/opensuse/webkit2gtk3&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/webkit2gtk3&distro=openSUSE%20Leap%2016.0 pkg:rpm/opensuse/webkit2gtk3-soup2&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/webkit2gtk3-soup2&distro=openSUSE%20Leap%2016.0 pkg:rpm/opensuse/webkit2gtk4&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/webkit2gtk4&distro=openSUSE%20Leap%2016.0 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2016.0 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0 pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5 pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7 pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4 pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5 pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2016.0 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6 pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 0.59.0-r2+ 91 more
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 1.8.0
- (no CPE)range: < 1.8.0
- (no CPE)range: < 1.8.0
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.0-4.54.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.0-4.54.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1

Patches

Vulnerability mechanics

References

support.apple.com/en-us/126346nvdRelease NotesVendor Advisory
support.apple.com/en-us/126347nvdRelease NotesVendor Advisory
support.apple.com/en-us/126348nvdRelease NotesVendor Advisory
support.apple.com/en-us/126353nvdRelease NotesVendor Advisory
support.apple.com/en-us/126354nvdRelease NotesVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000