CVE-2023-47621: Guest Entries Remote code execution via file uploads

November 14, 2023 (updated November 15, 2023)

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 does 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

github.com/advisories/GHSA-rw82-mhmx-grmj
github.com/duncanmcclean/guest-entries/commit/a8e17b4413bfbbc337a887761a6c858ef1ddb4da
github.com/duncanmcclean/guest-entries/security/advisories/GHSA-rw82-mhmx-grmj
nvd.nist.gov/vuln/detail/CVE-2023-47621

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