Is CVE-2020-9862 in the CISA KEV catalog?

No. CVE-2020-9862 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-9862?

CVE-2020-9862 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2020-9862?

CVE-2020-9862 has an EPSS score of 1.76% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-9862?

Upgrade webkit2gtk on debian 11 to 2.28.4-1 or later. Fixes are available for 19 affected products.

CVE & CISA-KEV Catalog

CVE-2020-9862

HIGHEPSS 75th pctl

7.8

CVSS v3

NVD

Description

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.

CWE-77Command Injection CWE-116

How to fix

Remediation Available

webkit2gtkDebian

Fixed in:2.28.4-1CVE-2020-9862

webkitgtk4Rocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4Red Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-debuginfoRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-debuginfoRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-develRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-develRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-docRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-docRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jscRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jscRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jsc-develRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jsc-develRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

libjavascriptcoregtk-4.0-18Ubuntu

Fixed in:2.28.4-0ubuntu0.18.04.1USN-4444-1

Fixed in:2.28.4-0ubuntu0.20.04.1USN-4444-1

libwebkit2gtk-4.0-37Ubuntu

Fixed in:2.28.4-0ubuntu0.18.04.1USN-4444-1

Fixed in:2.28.4-0ubuntu0.20.04.1USN-4444-1

webkit2gtkUbuntu

Fixed in:2.28.4-0ubuntu0.18.04.1USN-4444-1

Fixed in:2.28.4-0ubuntu0.20.04.1USN-4444-1

SafariWindows application

Affected:13.1.2Fixed in:13.1.2Apple Inc.

iCloud (Legacy)Windows application

Affected:11.0 11.3Fixed in:11.3Apple Inc.

Affected:7.20Fixed in:7.20Apple Inc.

iTunesWindows application

Affected:12.10.8Fixed in:12.10.8Apple Inc.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.76%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Vendor Advisory7

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.