ChurchCRM 4.5.4 endpoint /EditEventTypes.php is vulnerable to Blind SQL Injection (Time-based) via the EN_tyid POST parameter.

published 2023-05-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33379

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.3%; EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits: 0; none known

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 21 mo ago (2025-01-29)

Exploit prediction

1.32% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.py referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.md referenced PoC, tagged "exploit" by a source, unverified
packetstormsecurity.com http://packetstormsecurity.com/files/175105/ChurchCRM-4.5.4-SQL-Injection.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

github.com /arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.py
exploit, third-party-advisory
github.com /arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.md
exploit
packetstormsecurity.com /files/175105/ChurchCRM-4.5.4-SQL-Injection.html
exploit, third-party-advisory, vdb-entry
github.com /ChurchCRM/CRM
product

Sources

CVE List CVE-2023-29842
NVD CVE-2023-29842

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary