CVE-2022-42820

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-11-02. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 16.1 and iPadOS 16, macOS Ventura 13. An app may cause unexpected app termination or arbitrary code execution.

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
23.2%
KEV
Not listed

Published

November 1, 2022

Last Modified

April 21, 2025

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 39× 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.

  1. 2026-07-21 15:23 UTCEPSS rescore
  2. 2026-07-21 15:23 UTCEPSS rescore
  3. 2026-07-20 17:05 UTCEPSS rescore
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  1. 2026-06-30 23:20 UTCEPSS rescore
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  44. 2026-06-05 06:09 UTCEPSS rescore
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  46. 2026-06-04 13:11 UTCEPSS rescore
  47. 2026-06-02 20:12 UTCEPSS rescore
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  51. 2026-05-31 22:29 UTCEPSS rescore
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  53. 2026-05-31 00:15 UTCEPSS rescore
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  55. 2026-05-29 13:43 UTCEPSS rescore
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  58. 2026-05-27 13:39 UTCEPSS rescore
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  63. 2026-05-26 07:17 UTCEPSS rescore
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  65. 2026-05-26 07:17 UTCEPSS rescore
  66. 2026-05-25 12:47 UTCEG score recompute
  67. 2026-05-25 12:47 UTCGHSA enrichment
  68. 2026-05-24 00:22 UTCOSV refresh

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2022-42820?
CVE-2022-42820 is a high vulnerability published on November 1, 2022. A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 16.1 and iPadOS 16, macOS Ventura 13. An app may cause unexpected app termination or arbitrary code execution.
When was CVE-2022-42820 disclosed?
CVE-2022-42820 was first published in the National Vulnerability Database on November 1, 2022, with the most recent update on April 21, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-42820 actively exploited?
CVE-2022-42820 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-42820?
CVE-2022-42820 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2022-42820?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-42820, 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.

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