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CVE-2022-0839

32
FAUCET Score

CVE-2022-0839 describes an Improper Restriction of XML External Entity Reference (XXE) vulnerability in Liquibase versions prior to 4.8.0, impacting Liquibase, SQLcl, and Oracle products utilizing these components. This critical vulnerability, rated 9.8 CVSS, allows unauthenticated remote attackers to achieve full compromise (confidentiality, integrity, availability) with low attack complexity. While no active exploitation, public exploit code, or significant community discussion has been observed, the high severity warrants immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.8.0CPE matchmatch criteria
cpe:2.3:a:liquibase:liquibase:*:*:*:*:*:*:*:*
19cCPE matchmatch criteria
cpe:2.3:a:oracle:sqlcl:19c:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.3HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.97%
Probability of exploitation in next 30 days
EPSS Percentile
85.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0297 is in the 77th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

github_advisorypatch availablevia nvd_reference
View patch
mavenpatch availablevia ghsa
Product: org.liquibase:liquibase-coreFixed in: 4.8.0
oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 7Fixed in: rh-sso7-keycloak-0:18.0.0-2.redhat_00001.1.el7sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 8Fixed in: rh-sso7-0:1-4.el8sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 8Fixed in: rh-sso7-javapackages-tools-0:3.4.1-5.15.6.el8sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 8Fixed in: rh-sso7-keycloak-0:18.0.0-2.redhat_00001.1.el8sso
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 7Fixed in: rh-sso7-javapackages-tools-0:3.4.1-5.15.3.jbcs.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Single Sign-On 7.6 for RHEL 7Fixed in: rh-sso7-0:1-4.el7sso
View patch
redhatend of lifevia redhat_api
Product: Red Hat Satellite 6Fixed in: liquibase

Vendor Advisories (2)

mavenGHSA-jvfv-hrrc-6q72critical

Improper Restriction of XML External Entity Reference in Liquibase

Mar 5, 2022
redhatCVE-2022-0839Important

liquibase: Improper Restriction of XML External Entity

Jan 15, 2022

References

seclists.org / fulldisclosure/2025/Apr/14
github.com / liquibase/liquibase/commit/33d9d925082097fb1a3d2fc8e44423d964cd9381
Patch
huntr.dev / bounties/f1ae5779-b406-4594-a8a3-d089c68d6e70
ExploitPatchThird Party Advisory
oracle.com / security-alerts/cpujul2022.html
PatchThird Party Advisory