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Vulnerability details: VCID-cuhp-8tjh-qkhj
Vulnerability ID VCID-cuhp-8tjh-qkhj
Aliases CVE-2021-30799
Summary webkitgtk: Memory corruptions leading to arbitrary code execution
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30799.json
epss 0.01208 https://api.first.org/data/v1/epss?cve=CVE-2021-30799
archlinux High https://security.archlinux.org/AVG-2221
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30799.json
https://api.first.org/data/v1/epss?cve=CVE-2021-30799
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21775
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21779
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30663
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30665
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30689
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30720
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30744
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30749
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30758
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30795
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30797
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30799
1986906 https://bugzilla.redhat.com/show_bug.cgi?id=1986906
ASA-202107-68 https://security.archlinux.org/ASA-202107-68
AVG-2221 https://security.archlinux.org/AVG-2221
GLSA-202202-01 https://security.gentoo.org/glsa/202202-01
RHSA-2021:4381 https://access.redhat.com/errata/RHSA-2021:4381
RHSA-2025:10364 https://access.redhat.com/errata/RHSA-2025:10364
USN-5024-1 https://usn.ubuntu.com/5024-1/
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-2021-30799.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
Exploit Prediction Scoring System (EPSS)
Percentile 0.79275
EPSS Score 0.01208
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T09:16:15.585993+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30799.json 38.6.0