What is CVE-2024-33556?

CVE-2024-33556 is a high-severity vulnerability in 8theme Xstore Core, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.2/10. Published 2024-05-17.

How severe is CVE-2024-33556?

High severity. CVSS v3 base score is 8.2 out of 10.

Is CVE-2024-33556 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in 8theme Xstore Core

CVE-2024-33556

Unrestricted Upload of File with Dangerous Type vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3.8.

Vulnerability class: Unrestricted File Upload

Published 2024-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/et-core-plugin/wordpress-xstore-core-plug… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2024-33556?: CVE-2024-33556 is a high-severity vulnerability in 8theme Xstore Core, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.2/10. Published 2024-05-17.
How severe is CVE-2024-33556?: High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2024-33556 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.