CVE-2024-54534

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2024-12-12. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.2, iOS 18.2 and iPadOS 18.2, iPadOS 17.7.6, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to memory corruption.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
45(Track)
EG Risk 45/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
61.0%
KEV
Not listed

Published

December 12, 2024

Last Modified

April 2, 2026

Advisory Details (10)

Auto-updated May 18, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Full Disclosure: APPLE-SA-12-11-2024-1 iOS 18.2 and iPadOS 18.2

http://seclists.org/fulldisclosure/2024/Dec/5
generic

Full Disclosure: APPLE-SA-12-11-2024-9 Safari 18.2

http://seclists.org/fulldisclosure/2024/Dec/13
generic

Full Disclosure: APPLE-SA-12-11-2024-7 tvOS 18.2

http://seclists.org/fulldisclosure/2024/Dec/11
generic🔴 Active Exploitation

About the security content of iPadOS 17.7.6 - Apple Support

https://support.apple.com/en-us/122372
generic

About the security content of Safari18.2 - Apple Support

https://support.apple.com/en-us/121846
generic

About the security content of visionOS2.2 - Apple Support

https://support.apple.com/en-us/121845
generic

About the security content of tvOS18.2 - Apple Support

https://support.apple.com/en-us/121844
generic

About the security content of watchOS11.2 - Apple Support

https://support.apple.com/en-us/121843
generic

About the security content of macOS Sequoia 15.2 - Apple Support

https://support.apple.com/en-us/121839
generic

About the security content of iOS18.2 and iPadOS18.2 - Apple Support

https://support.apple.com/en-us/121837

Vendor Advisories for CVE-2024-54534(10)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatwebkitgtk4-0:2.48.3-2.el7_92025-07-07redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_42024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_102024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_22024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_62024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_82024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el9_52024-11-13redhat
redhatwebkit2gtk3-0:2.46.1-1.el9_22024-10-28redhat
redhatwebkit2gtk3-0:2.46.1-1.el9_02024-10-28redhat
redhatwebkit2gtk3-0:2.46.1-2.el9_42024-10-16redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 119 total refreshes for this CVE.

  1. 2026-07-23 02:44 UTCEG score recompute
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Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2024-54534?
CVE-2024-54534 is a critical vulnerability published on December 12, 2024. The issue was addressed with improved memory handling. This issue is fixed in Safari 18.2, iOS 18.2 and iPadOS 18.2, iPadOS 17.7.6, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to memory corruption.
When was CVE-2024-54534 disclosed?
CVE-2024-54534 was first published in the National Vulnerability Database on December 12, 2024, with the most recent update on April 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-54534 actively exploited?
CVE-2024-54534 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-54534?
CVE-2024-54534 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2024-54534?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-54534, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2024-54534

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