CVE-2023-26839

Name: CVE-2023-26839
Creator: NVD / NIST
Published: 2023-04-25T13:15:09.947+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2023-26839 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A cross-site request forgery (CSRF) vulnerability in ChurchCRM v4.5.3 allows attackers to edit information for existing people on the site.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

A cross-site request forgery (CSRF) vulnerability in ChurchCRM v4.5.3 allows attackers to edit information for existing people on the site.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS Probability

0.34%

25.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Churchcrm	Churchcrm	4.5.3

References

https://github.com/10splayaSec/CVE-Disclosures/tree/main/ChurchCRM/CVE-2023-26839Exploit, Third Party Advisory
https://github.com/ChurchCRM/CRMProduct
https://github.com/10splayaSec/CVE-Disclosures/tree/main/ChurchCRM/CVE-2023-26839Exploit, Third Party Advisory
https://github.com/ChurchCRM/CRMProduct

Timeline

Published: Apr 25, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-26839?

A cross-site request forgery (CSRF) vulnerability in ChurchCRM v4.5.3 allows attackers to edit information for existing people on the site.

How severe is CVE-2023-26839?

CVE-2023-26839 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26839?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-26839?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST