Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-cbm2-cez4-bqgh
Vulnerability ID VCID-cbm2-cez4-bqgh
Aliases CVE-2022-23308
Summary Use After Free `valid.c` in libxml2 before 2.9.13 has a use-after-free of `ID` and `IDREF` attributes.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-416 Use After Free
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-23308.json
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.0005 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2022-23308
cvssv3.1 7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux High https://security.archlinux.org/AVG-2726
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-23308.json
https://api.first.org/data/v1/epss?cve=CVE-2022-23308
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23308
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e
https://github.com/sparklemotion/nokogiri/releases/tag/v1.13.2
https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS
1006489 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1006489
2056913 https://bugzilla.redhat.com/show_bug.cgi?id=2056913
AVG-2726 https://security.archlinux.org/AVG-2726
CVE-2022-23308 https://nvd.nist.gov/vuln/detail/CVE-2022-23308
GLSA-202210-03 https://security.gentoo.org/glsa/202210-03
RHSA-2022:0899 https://access.redhat.com/errata/RHSA-2022:0899
RHSA-2022:1389 https://access.redhat.com/errata/RHSA-2022:1389
RHSA-2022:1390 https://access.redhat.com/errata/RHSA-2022:1390
USN-5324-1 https://usn.ubuntu.com/5324-1/
USN-5422-1 https://usn.ubuntu.com/5422-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-23308.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:H/PR:N/UI:N/S:U/C:L/I:L/A:H 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 0.15515
EPSS Score 0.0005
Published At April 7, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:49:37.139060+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/conan/libxml2/CVE-2022-23308.yml 38.0.0