CVE-2024-49378

Name: CVE-2024-49378
Creator: NVD / NIST
Published: 2024-10-25T13:15:18.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.8/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2024-49378 is a medium-severity vulnerability rated 5.8/10 on the CVSS scale. smartUp, a web browser mouse gestures extension, has a universal cross-site scripting issue in the Edge and Firefox versions of smartUp 7.2.622.1170. The vulnerability allows another extension to execute arbitrary code in the context of the user’s tab. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

smartUp, a web browser mouse gestures extension, has a universal cross-site scripting issue in the Edge and Firefox versions of smartUp 7.2.622.1170. The vulnerability allows another extension to execute arbitrary code in the context of the user’s tab. As of time of publication, no known patches exist.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:L

CVSS 4.0

5.8/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.31%

22.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

References

Timeline

Published: Oct 25, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-49378?

How severe is CVE-2024-49378?

CVE-2024-49378 has a CVSS score of 5.8/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2024-49378?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-49378?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST