CVE-2026-39344: ChurchCRM is an open-source church management system

Q: How do I fix CVE-2026-39344?

churchcrm: upgrade to 7.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-39344 being exploited?

CVE-2026-39344 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-39344 affect?

CVE-2026-39344 affects churchcrm. Severity is high (CVSS 8.1). ChurchCRM is an open-source church management system. Prior to 7.1.0, there is a Reflected Cross-Site Scripting (XSS) vulnerability on the login page, which is caused by the lack of sanitization or encoding of the username parameter receive

Routine

HIGH 8.1UPGRADE

CVE-2026-39344 is a high-severity flaw (CVSS 8.1) affecting churchcrm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ChurchCRM is an open-source church management system. Prior to 7.1.0, there is a Reflected Cross-Site Scripting (XSS) vulnerability on the login page, which is caused by the lack of sanitization or encoding of the username parameter received from the URL. The username parameter value is directly displayed in the login page input element without filter, allowing attackers to insert malicious JavaScript scripts. If successful, script can be execute

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 83%)
CISA exploited list	No
Weakness	CWE-79, CWE-80
Published	2026-04-07
Last modified	2026-07-24

Publisher (CNA): GitHub, Inc. · Vendor: churchcrm

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-07 18:16 UTCPublished CVE record published
2026-07-24 21:10 UTCUpdated Record last modified

churchcrm churchcrm UPGRADE

Affected: < 7.1.0

Fixed in: 7.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy churchcrm || rpm -q churchcrm || churchcrm --version

2. UPGRADE to 7.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade churchcrm

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade churchcrm

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-39344?

churchcrm: upgrade to 7.1.0. Exact commands for each OS are on this page.

Is CVE-2026-39344 being exploited?

CVE-2026-39344 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-2026-39344 affect?

CVE-2026-39344 affects churchcrm. Severity is high (CVSS 8.1). ChurchCRM is an open-source church management system. Prior to 7.1.0, there is a Reflected Cross-Site Scripting (XSS) vulnerability on the login page, which is caused by the lack of sanitization or encoding of the username parameter receive

How urgent is CVE-2026-39344?

Priority 33/100. High severity

Related CVEs

CVE-2026-35573 CRITICAL 9.1 UPGRADE ChurchCRM is an open-source church management system
CVE-2026-39318 HIGH 8.8 UPGRADE ChurchCRM is an open-source church management system
CVE-2026-35574 HIGH 7.3 UPGRADE ChurchCRM is an open-source church management system
CVE-2026-39328 HIGH 8.9 UPGRADE ChurchCRM is an open-source church management system
CVE-2026-39333 HIGH 8.7 UPGRADE ChurchCRM is an open-source church management system

References

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