Medium severity4.3NVD Advisory· Published Feb 11, 2026· Updated Jul 15, 2026
CVE-2026-20635
CVE-2026-20635
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, tvOS 26.3, visionOS 26.3, watchOS 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
106- osv-coords92 versionspkg:rpm/almalinux/webkit2gtk3pkg:rpm/almalinux/webkit2gtk3-jsc-develpkg:apk/chainguard/openjdk-17-openj9-jrepkg:apk/chainguard/openjdk-25-openj9-default-jdkpkg:rpm/almalinux/webkit2gtk3-develpkg:bitnami/java-minpkg:bitnami/jrepkg:bitnami/javapkg:apk/chainguard/openjdk-11-openj9-dbgpkg:apk/chainguard/openjdk-26-openj9-default-jvmpkg:apk/chainguard/openjdk-26-openj9-jrepkg:rpm/opensuse/webkit2gtk3-soup2&distro=openSUSE%20Leap%2015.6pkg:apk/chainguard/openjdk-11-openj9-docpkg:rpm/almalinux/webkit2gtk3-jscpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/opensuse/webkit2gtk4&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/opensuse/webkit2gtk3&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:apk/chainguard/openjdk-25-openj9-default-jvmpkg:apk/chainguard/openjdk-25-openj9-jmodspkg:apk/chainguard/openjdk-17-openj9-default-jvmpkg:apk/chainguard/openjdk-25-openj9-jrepkg:apk/chainguard/openjdk-26-openj9pkg:rpm/opensuse/webkit2gtk3-soup2&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/webkit2gtk4&distro=openSUSE%20Leap%2016.0pkg:apk/chainguard/openjdk-11-openj9pkg:apk/chainguard/openjdk-11-openj9-default-jdkpkg:apk/chainguard/openjdk-11-openj9-default-jvmpkg:apk/chainguard/openjdk-11-openj9-jmodspkg:apk/chainguard/openjdk-11-openj9-jrepkg:apk/chainguard/openjdk-17-openj9pkg:apk/chainguard/openjdk-17-openj9-dbgpkg:apk/chainguard/openjdk-17-openj9-default-jdkpkg:apk/chainguard/openjdk-17-openj9-docpkg:apk/chainguard/openjdk-17-openj9-jmodspkg:apk/chainguard/openjdk-21-openj9pkg:apk/chainguard/openjdk-21-openj9-dbgpkg:apk/chainguard/openjdk-21-openj9-default-jdkpkg:apk/chainguard/openjdk-21-openj9-default-jvmpkg:apk/chainguard/openjdk-21-openj9-docpkg:apk/chainguard/openjdk-21-openj9-jmodspkg:apk/chainguard/openjdk-21-openj9-jrepkg:apk/chainguard/openjdk-25-openj9pkg:apk/chainguard/openjdk-25-openj9-dbgpkg:apk/chainguard/openjdk-26-openj9-dbgpkg:apk/chainguard/openjdk-26-openj9-default-jdkpkg:apk/chainguard/openjdk-26-openj9-jmodspkg:apk/chainguard/openjdk-8-openj9pkg:apk/chainguard/openjdk-8-openj9-dbgpkg:apk/chainguard/openjdk-8-openj9-default-jdkpkg:apk/chainguard/openjdk-8-openj9-default-jvmpkg:apk/chainguard/openjdk-8-openj9-docpkg:apk/chainguard/openjdk-8-openj9-jrepkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/opensuse/webkit2gtk3&distro=openSUSE%20Leap%2016.0
< 2.52.3-1.el8_10+ 91 more
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 1.8.0
- (no CPE)range: < 1.8.0
- (no CPE)range: < 1.8.0
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 0.59.0-r1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 0.59.0-r2
- (no CPE)range: < 2.52.3-1.el8_10
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (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: < 2.52.0-150400.4.137.3
- (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: < 2.52.0-150400.4.137.3
- (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: < 2.52.0-150400.4.137.3
- (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: < 2.52.0-150400.4.137.3
- (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: < 2.52.0-150400.4.137.3
- (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: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-150400.4.137.3
- (no CPE)range: < 2.52.0-4.54.1
- (no CPE)range: < 2.52.0-4.54.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-160000.1.1
- (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: < 2.52.1-160000.1.1
- (no CPE)range: < 2.52.1-160000.1.1
- (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: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-150600.12.63.1
- (no CPE)range: < 2.52.1-160000.1.1
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*range: <26.3
- (no CPE)range: 26.3
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <18.7.5
- (no CPE)range: 18.7.5, 26.3
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <26.3
- (no CPE)range: 26.3
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*range: <26.3
- (no CPE)range: 26.3
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <26.3
- (no CPE)range: 26.3
- Range: 26.3
- Range: 18.7.5, 26.3
Patches
Vulnerability mechanics
References
21- 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/126351nvdRelease NotesVendor Advisory
- support.apple.com/en-us/126352nvdRelease NotesVendor Advisory
- support.apple.com/en-us/126353nvdRelease NotesVendor Advisory
- support.apple.com/en-us/126354nvdRelease NotesVendor Advisory
- access.redhat.com/errata/RHSA-2026:10702nvd
- access.redhat.com/errata/RHSA-2026:11329nvd
- access.redhat.com/errata/RHSA-2026:11814nvd
- access.redhat.com/errata/RHSA-2026:13845nvd
- access.redhat.com/errata/RHSA-2026:14659nvd
- access.redhat.com/errata/RHSA-2026:16056nvd
- access.redhat.com/errata/RHSA-2026:16695nvd
- access.redhat.com/errata/RHSA-2026:19206nvd
- access.redhat.com/errata/RHSA-2026:19535nvd
- access.redhat.com/errata/RHSA-2026:22136nvd
- access.redhat.com/errata/RHSA-2026:9692nvd
- access.redhat.com/security/cve/CVE-2026-20635nvd
- bugzilla.redhat.com/show_bug.cginvd
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20635.jsonnvd
News mentions
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