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ExploitedIn CISA KEVFix available

CVE-2023-32409

Exploitation confirmed. First attested on 2023-05-22 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2023-06-23
  • Fixed in16.5 · 15.7.8

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.

Timeline

dates in UTC
  1. 2023-05-22Added to the CISA KEV catalogCISA KEV
  2. 2023-05-22Listed as exploited by GCVEGCVE
  3. 2023-05-22Exploitation first reportedCISA KEV
  4. 2023-06-2318:15CVE publishedNVD
  5. 2025-01-2722:14SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-32409?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-32409?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Apple ipados
BranchAffectedFixed in
16.x≥ 16.0, < 16.516.5
15.x≥ 15.0, < 15.7.815.7.8
Apple iphone os
BranchAffectedFixed in
16.x≥ 16.0, < 16.516.5
15.x≥ 15.0, < 15.7.815.7.8
Apple macos
BranchAffectedFixed in
13.x≥ 13.0, < 13.413.4

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA6 products

As apple, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Apple macOS
    Affected
    • < 13.4fixed in 13.4custom
  • Apple Safari
    Affected
    • < 16.5fixed in 16.5custom
  • Apple watchOS
    Affected
    • < 9.5fixed in 9.5custom
  • Apple iOS and iPadOS
    Affected
    • < 15.7fixed in 15.7custom
  • Apple iOS and iPadOS
    Affected
    • < 16.5fixed in 16.5custom
  • Apple tvOS
    Affected
    • < 16.5fixed in 16.5custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-07-27

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • qtwebkit-opensource-srcUbuntu:24.04:LTSall versions · no fixed version listed
  • qtwebkit-sourceUbuntu:18.04:LTSall versions · no fixed version listedand 1 other package
  • qtwebkit-sourceUbuntu:16.04:LTSall versions · no fixed version listedand 1 other package
  • webkit2gtkDebian:12all versions · fixed in 2.42.0-1
  • webkit2gtk3openEuler:22.03-LTS-SP1all versions · fixed in 2.36.3-4.oe2203sp1
  • webkit2gtk3openEuler:22.03-LTSall versions · fixed in 2.36.3-4.oe2203
  • wpewebkitUbuntu:22.04:LTSall versions · no fixed version listedand 1 other package
  • wpewebkitUbuntu:20.04:LTSall versions · no fixed version listedand 1 other package

3 more package ranges on OSV.dev

Vendor advisories

  • CVE-2023-32409 Red Hat Product Security4 known affected

    webkitgtk: remote attacker may be able to break out of the Web Content sandbox

    webkitgtk as a component of Red Hat Enterprise Linux 6 · webkitgtk-devel as a component of Red Hat Enterprise Linux 6 · webkitgtk-doc as a component of Red Hat Enterprise Linux 6 · +1 more

Full record on NVD

Fix

  1. Update Apple ipados to 16.5 · 15.7.8
  2. CISA’s required action: Apply updates per vendor instructions.due 2023-06-12
  3. No fix planned, says the vendor Red Hat Product Security CVE-2023-32409 · 4 productsOut of support scope

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2023-05-22
Patch Due Date
2023-06-12
Ransomware Use
Unknown
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Published
2023-06-23
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-hwfm-xf3j-ph3g

Frequently asked questions

What is CVE-2023-32409?

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.

Is CVE-2023-32409 actively exploited?

Yes. CVE-2023-32409 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-06-12.

What is the CVSS score for CVE-2023-32409?

CVE-2023-32409 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.

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Sources for this record