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Vulnerability details: VCID-3ed7-5bwx-5fd3
Vulnerability ID VCID-3ed7-5bwx-5fd3
Aliases CVE-2020-9803
Summary Multiple vulnerabilities have been found in WebKitGTK+, the worst of which could result in the arbitrary execution of code.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-20 Improper Input Validation
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-9803.json
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
epss 0.00256 https://api.first.org/data/v1/epss?cve=CVE-2020-9803
cvssv3.1 6.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux Critical https://security.archlinux.org/AVG-1203
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-9803.json
https://api.first.org/data/v1/epss?cve=CVE-2020-9803
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13753
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9803
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9805
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9806
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9807
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9843
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9850
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1879557 https://bugzilla.redhat.com/show_bug.cgi?id=1879557
ASA-202007-1 https://security.archlinux.org/ASA-202007-1
AVG-1203 https://security.archlinux.org/AVG-1203
GLSA-202007-11 https://security.gentoo.org/glsa/202007-11
RHSA-2020:4451 https://access.redhat.com/errata/RHSA-2020:4451
RHSA-2025:10364 https://access.redhat.com/errata/RHSA-2025:10364
USN-4422-1 https://usn.ubuntu.com/4422-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-9803.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.48945
EPSS Score 0.00256
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:12:06.329238+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202007-11 38.0.0