CVE-2021-43258: CartView.php in ChurchInfo 1.3.0 allows attackers to achieve remote code execution through insecure uploads

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HIGH 8.8UPGRADE

CVE-2021-43258 is a high-severity flaw (CVSS 8.8) affecting churchinfo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CartView.php in ChurchInfo 1.3.0 allows attackers to achieve remote code execution through insecure uploads. This requires authenticated access tot he ChurchInfo application. Once authenticated, a user can add names to their cart, and compose an email. Uploading an attachment for the email stores the attachment on the site in the /tmp_attach/ folder where it can be accessed with a GET request. There are no limitations on files that can be attache

Why this priority

High severity
EPSS top 4%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	11.8% (top 4%)
CISA exploited list	No
Weakness	CWE-434
Published	2022-11-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: churchdb

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

Am I affected?

Timeline

2022-11-23 19:15 UTCPublished CVE record published
2026-06-17 04:10 UTCUpdated Record last modified

churchdb churchinfo UPGRADE

Affected: >= 1.2.13 and <= 1.3.0

Fixed in: newer than 1.3.0

Safe to downgrade to: a release before 1.2.13

1. Check installed version

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

2. UPGRADE to newer than 1.3.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade churchinfo

Note

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

3. If no update is available yet, DOWNGRADE to a release before 1.2.13 (Debian / Ubuntu)

apt-cache madison churchinfo sudo apt install churchinfo=<VERSION_BEFORE_1.2.13> sudo apt-mark hold churchinfo

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list churchinfo sudo dnf downgrade churchinfo-<VERSION_BEFORE_1.2.13> sudo dnf versionlock add churchinfo

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Metasploit: ChurchInfo 1.2.13-1.3.0 Authenticated RCE

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-2021-43258?

churchinfo: upgrade to newer than 1.3.0. Exact commands for each OS are on this page.

Is CVE-2021-43258 being exploited?

CVE-2021-43258 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-2021-43258 affect?

CVE-2021-43258 affects churchinfo. Severity is high (CVSS 8.8). CartView.php in ChurchInfo 1.3.0 allows attackers to achieve remote code execution through insecure uploads. This requires authenticated access tot he ChurchInfo application. Once authenticated, a user can add names to their cart, and compo

How urgent is CVE-2021-43258?

Priority 60/100. High severity; EPSS top 4%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

References

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