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Vulnerability details: VCID-zg3v-1abf-n3h9
Vulnerability ID VCID-zg3v-1abf-n3h9
Aliases CVE-2020-10018
Summary WebKitGTK through 2.26.4 and WPE WebKit through 2.26.4 (which are the versions right before 2.28.0) contains a memory corruption issue (use-after-free) that may lead to arbitrary code execution. This issue has been fixed in 2.28.0 with improved memory handling.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-416 Use After Free
CWE-400 Uncontrolled Resource Consumption
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10018.json
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02494 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
epss 0.02767 https://api.first.org/data/v1/epss?cve=CVE-2020-10018
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-10018
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-10018
archlinux Critical https://security.archlinux.org/AVG-1114
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00008.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10018.json
https://api.first.org/data/v1/epss?cve=CVE-2020-10018
https://bugs.webkit.org/show_bug.cgi?id=204342#c21
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10018
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DOR5LPL4UASVAR76EIHCL4O2KGDWGC6K/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLERWAS2LL7SX2GHA2DDZ2PL3QC5OHIF/
https://security.gentoo.org/glsa/202006-08
https://webkitgtk.org/security/WSA-2020-0003.html
https://wpewebkit.org/security/WSA-2020-0003.html
https://www.debian.org/security/2020/dsa-4641
1811721 https://bugzilla.redhat.com/show_bug.cgi?id=1811721
ASA-202003-9 https://security.archlinux.org/ASA-202003-9
AVG-1114 https://security.archlinux.org/AVG-1114
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
cpe:2.3:a:wpewebkit:wpe_webkit:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wpewebkit:wpe_webkit:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
CVE-2020-10018 https://nvd.nist.gov/vuln/detail/CVE-2020-10018
RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035
RHSA-2020:4451 https://access.redhat.com/errata/RHSA-2020:4451
USN-4310-1 https://usn.ubuntu.com/4310-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-10018.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:N/S:U/C:N/I:N/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
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-10018
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-10018
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 0.84703
EPSS Score 0.02494
Published At Aug. 10, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:39:48.835725+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/4310-1/ 37.0.0