What is CVE-2024-8378?

CVE-2024-8378 is a medium-severity vulnerability in 10up Safe Svg, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 4.8/10. Published 2024-11-07.

How severe is CVE-2024-8378?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2024-8378 known to be exploited?

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

Vulnerability in 10up Safe Svg

CVE-2024-8378

The Safe SVG WordPress plugin before 2.2.6 has its sanitisation code is only running for paths that call wp_handle_upload, but not for example for code that uses wp_handle_sideload which is often used to upload attachments via raw POST data.

Published 2024-11-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (21.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

10up Safe Svg
Safe Svg — versions 0

Public proof-of-concept exploits

References

wpscan.com/vulnerability/17be4bf2-486d-43ab-b87a-2117c8d77ca8/ (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2024-8378?: CVE-2024-8378 is a medium-severity vulnerability in 10up Safe Svg, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 4.8/10. Published 2024-11-07.
How severe is CVE-2024-8378?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2024-8378 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.