CVE-2022-31493: LibreHealth EHR Base 2.0.0 allows gacl/admin/acl_admin.php acl_id XSS.

This month

MEDIUM 6.1DOWNGRADE

CVE-2022-31493 is a medium-severity flaw (CVSS 6.1) affecting librehealth ehr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LibreHealth EHR Base 2.0.0 allows gacl/admin/acl_admin.php acl_id XSS.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-06-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: librehealth

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-06-06 19:15 UTCPublished CVE record published
2026-06-17 04:45 UTCUpdated Record last modified

librehealth librehealth ehr DOWNGRADE

Affected: 2.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0

1. Check installed version

apt-cache policy librehealth-ehr || rpm -q librehealth-ehr || librehealth-ehr --version

2. No fixed release: DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison librehealth-ehr sudo apt install librehealth-ehr=<VERSION_BEFORE_2.0.0> sudo apt-mark hold librehealth-ehr

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list librehealth-ehr sudo dnf downgrade librehealth-ehr-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add librehealth-ehr

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-31493?

librehealth ehr: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-31493 being exploited?

CVE-2022-31493 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-31493 affect?

CVE-2022-31493 affects librehealth ehr. Severity is medium (CVSS 6.1). LibreHealth EHR Base 2.0.0 allows gacl/admin/acl_admin.php acl_id XSS.

How urgent is CVE-2022-31493?

Priority 42/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2022-31498 MEDIUM 6.1 DOWNGRADE LibreHealth EHR Base 2.0.0 allows interface/orders/patient_match_dialog.php key XSS.
CVE-2022-31497 MEDIUM 6.1 DOWNGRADE LibreHealth EHR Base 2.0.0 allows interface/main/finder/finder_navigation.php patient XSS.
CVE-2022-31496 HIGH 8.8 DOWNGRADE LibreHealth EHR Base 2.0.0 allows incorrect interface/super/manage_site_files.php access.
CVE-2022-31495 MEDIUM 6.1 DOWNGRADE LibreHealth EHR Base 2.0.0 allows gacl/admin/acl_admin.php return_page XSS.
CVE-2022-31494 MEDIUM 6.1 DOWNGRADE LibreHealth EHR Base 2.0.0 allows gacl/admin/acl_admin.php action XSS.

References

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