Guest Entries Remote code execution via file uploads

HOCH 8.8CVE-2023-47621 · GHSA-rw82-mhmx-grmj · Published 13/11/2023 · updated 17/06/2026

Kurz gesagt

CVE-2023-47621 ist eine Schwachstelle (HOCH (CVSS 8.8)) in doublethreedigital/guest-entries, duncanmcclean/guest-entries, guest entries (duncanmcclean).
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 1.0%, höher als bei 63.7% aller Schwachstellen.
Abhilfe: auf 3.1.2, 3.1.3 oder neuer aktualisieren.

Package	Affected versions	Patched versions
doublethreedigital/guest-entries Packagist	`< 3.1.2`	`3.1.2`
duncanmcclean/guest-entries Packagist	`< 3.1.2`	`3.1.2`
guest entries duncanmcclean	`< 3.1.3`	`3.1.3`

Description

Impact

When using the file uploads feature, it was possible to upload PHP files.

Patches

The vulnerability is fixed in v3.1.2.

NVD description

Guest Entries is a php library which allows users to create, update & delete entries from the front-end of a site. In affected versions the file uploads feature did not prevent the upload of PHP files. This may lead to code execution on the server by authenticated users. This vulnerability is fixed in v3.1.2. Users are advised to upgrade. There are no known workarounds for this vulnerability.

References

duncanmcclean/guest-entries security advisory · WEB
nvd.nist.gov/vuln/detail/CVE-2023-47621 · ADVISORY
duncanmcclean/guest-entries commit a8e17b4 · WEB
duncanmcclean/guest-entries · PACKAGE

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free