High severity8.8NVD Advisory· Published May 11, 2026· Updated May 22, 2026
CVE-2026-28847
CVE-2026-28847
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
36- Range: = 26.5
- Range: = 26.5
- Range: = 18.7.9
- osv-coords33 versionspkg:rpm/almalinux/webkit2gtk3pkg:rpm/almalinux/webkit2gtk3-develpkg:rpm/almalinux/webkit2gtk3-jscpkg:rpm/almalinux/webkit2gtk3-jsc-develpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/webkit2gtk3&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk3-soup2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/webkit2gtk4&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 2.52.4-1.el8_10+ 32 more
- (no CPE)range: < 2.52.4-1.el8_10
- (no CPE)range: < 2.52.4-1.el8_10
- (no CPE)range: < 2.52.4-1.el8_10
- (no CPE)range: < 2.52.4-1.el8_10
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-160000.1.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-160000.1.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-160000.1.1
- (no CPE)range: < 2.52.4-150400.4.143.1
- (no CPE)range: < 2.52.4-150600.12.68.1
- (no CPE)range: < 2.52.4-160000.1.1
Patches
Vulnerability mechanics
References
8- support.apple.com/en-us/127110nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127111nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127115nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127118nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127119nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127120nvdRelease NotesVendor Advisory
- support.apple.com/en-us/127121nvdRelease NotesVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-26-313/nvd
News mentions
1- ZDI-26-313: Apple Safari Regular Expression Duplicate Named Groups Heap-based Buffer Overflow Remote Code Execution VulnerabilityZero Day Initiative · May 12, 2026