CVE-2026-28913: Apple Safari · Memory Buffer Overflow
Affects Apple SafariSource CVE Database V5
Not known to be exploited · CVSS 7.5 High : upgrade to 26.5 soon.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 26.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 11 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade Safari and iOS and iPadOS and macOS and tvOS and watchOS to 26.5.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AppleSafari | Affected
| Fixed in
|
| AppleiOS and iPadOS | Affected
| Fixed in
|
| ApplemacOS | Affected
| Fixed in
|
| AppletvOS | Affected
| Fixed in
|
| ApplewatchOS | Affected
| Fixed in
|
AI-suggested
A fix is available and has been implemented by Apple in Safari 26.5 and the corresponding OS updates (iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5). Users and administrators should update to these versions to remediate the vulnerability. Patch status is confirmed by the vendor advisory stating the issue is fixed in these releases.
Description
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.