What is CVE-2023-47621?

CVE-2023-47621 is a high-severity vulnerability in Duncanmcclean Guest-Entries, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2023-11-13.

How severe is CVE-2023-47621?

High severity. CVSS v3 base score is 8.8 out of 10.

Arbitrary file upload in Duncanmcclean Guest-Entries

CVE-2023-47621

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.

Vulnerability class: Unrestricted File Upload

EPSS: 0.010 (60.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Duncanmcclean Guest-entries — versions < 3.1.2
Duncanmcclean Guest_entries

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2023-47621?: CVE-2023-47621 is a high-severity vulnerability in Duncanmcclean Guest-Entries, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2023-11-13.
How severe is CVE-2023-47621?: High severity. CVSS v3 base score is 8.8 out of 10.