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ExploitedIn CISA KEVFix available

CVE-2022-48503

Exploitation confirmed. First attested on 2025-10-20 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2023-08-14
  • Fixed in15.6
  • WeaknessCWE-129

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 tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution.

Timeline

dates in UTC
  1. 2023-08-1423:15CVE publishedNVD
  2. 2025-10-20Added to the CISA KEV catalogCISA KEV
  3. 2025-10-20Listed as exploited by GCVEGCVE
  4. 2025-10-20Exploitation first reportedCISA KEV
  5. 2025-10-2014:53SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 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-2022-48503?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-48503?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
15.6< 15.615.6
Apple iphone os
BranchAffectedFixed in
15.6< 15.615.6
Apple macos
BranchAffectedFixed in
12.x≥ 12.0.0, < 12.512.5

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 CNA5 products

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

  • Apple macOS
    Affected
    • < 12.5fixed in 12.5custom
  • Apple tvOS
    Affected
    • < 15.6fixed in 15.6custom
  • Apple Safari
    Affected
    • < 15.6fixed in 15.6custom
  • Apple watchOS
    Affected
    • < 8.7fixed in 8.7custom
  • Apple iOS and iPadOS
    Affected
    • < 15.6fixed in 15.6custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-08-14

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
  • webkit2Mageia:8all versions · fixed in 2.40.3-1.mga8
  • webkit2gtkUbuntu:22.04:LTSall versions · fixed in 2.38.2-0ubuntu0.22.04.2
  • webkit2gtkUbuntu:20.04:LTSall versions · fixed in 2.38.2-0ubuntu0.20.04.1
  • webkit2gtk3SUSE:Manager Server 4.2all versions · fixed in 2.40.5-150200.78.1
  • webkit2gtk3SUSE:Manager Proxy 4.2all versions · fixed in 2.40.5-150200.78.1
  • webkit2gtk3SUSE:Linux Enterprise Workstation Extension 12 SP5all versions · fixed in 2.40.5-2.146.1
  • webkit2gtk3SUSE:Linux Enterprise Software Development Kit 12 SP5all versions · fixed in 2.40.5-2.146.1

40 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-48503 Red Hat Product Security274 products fixed · 9 known affected

    webkitgtk: improper bounds checking leading to arbitrary code execution

    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 · +6 more

  • RHSA-2025:10364 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: webkitgtk4 security update

  • RHSA-2024:9679 Red Hat Product Security66 products fixed

    Red Hat Security Advisory: webkit2gtk3 security update

  • RHSA-2024:9680 Red Hat Product Security19 products fixed

    Red Hat Security Advisory: webkit2gtk3 security update

  • RHSA-2024:9653 Red Hat Product Security84 products fixed

    Red Hat Security Advisory: webkit2gtk3 security update

  • RHSA-2023:2834 Red Hat Product Security46 products fixed

    Red Hat Security Advisory: webkit2gtk3 security and bug fix update

1 more advisory

Full record on NVD

Fix

  1. Update Apple ipados to 15.6
  2. CISA’s required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.due 2025-11-10
  3. Vendor fix Red Hat Product Security RHSA-2025:10364 · 13 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  4. Workaround from the vendor Red Hat Product Security RHSA-2025:10364 · 13 productsTo mitigate this vulnerability, consider removing certain GNOME packages. Note that uninstalling these packages will break functionality in GNOME, however the server can still be used via the terminal interface.
  5. No fix planned, says the vendor Red Hat Product Security CVE-2022-48503 · 4 productsOut of support scope
  6. No fix planned, says the vendor Red Hat Product Security CVE-2022-48503 · 5 productsWill not fix

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
2025-10-20
Patch Due Date
2025-11-10
Ransomware Use
Unknown
Required Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2023-08-14
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-hqf2-wqhm-8v23

Frequently asked questions

What is CVE-2022-48503?

The issue was addressed with improved bounds checks. This issue is fixed in tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution.

Is CVE-2022-48503 actively exploited?

Yes. CVE-2022-48503 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 2025-11-10.

What is the CVSS score for CVE-2022-48503?

CVE-2022-48503 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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Sources for this record