CVE-2020-9862

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-24. 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: 2%CVSS: 7.8Exploit: NoneExposed: 0

A fix is available — apply it.

A command injection issue existed in Web Inspector. This issue was addressed with improved escaping. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Copying a URL from Web Inspector may lead to command injection.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
—
EPSS
75.6%
KEV
Not listed

Published

October 16, 2020

Last Modified

November 21, 2024

References (14)

Vendor Advisories for CVE-2020-9862(2)

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

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuwebkit2gtk-driver (2.28.4-0ubuntu0.20.04.1) @ focal2026-05-23ubuntu
redhatwebkitgtk4-0:2.48.3-2.el7_92025-07-07redhat
redhatwebkit2gtk3-0:2.28.4-1.el82020-11-04redhat

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(2)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 12× in last 7d / 51× 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 104 total refreshes for this CVE.

  1. 2026-07-22 22:42 UTCEG score recompute
  2. 2026-07-22 14:05 UTCEPSS rescore
  3. 2026-07-21 15:22 UTCEPSS rescore
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  75. 2026-05-26 07:17 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2020-9862?
CVE-2020-9862 is a high vulnerability published on October 16, 2020. A command injection issue existed in Web Inspector. This issue was addressed with improved escaping. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Copying a URL from Web…
When was CVE-2020-9862 disclosed?
CVE-2020-9862 was first published in the National Vulnerability Database on October 16, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-9862 actively exploited?
CVE-2020-9862 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-9862?
CVE-2020-9862 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2020-9862?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-9862, 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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