CVE-2024-42010

Name: CVE-2024-42010
Creator: NVD / NIST
Published: 2024-08-05T19:15:38.273+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 52.81%

Last modified Jun 17, 2026

CVE-2024-42010 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. mod_css_styles in Roundcube through 1.5.7 and 1.6.x through 1.6.7 insufficiently filters Cascading Style Sheets (CSS) token sequences in rendered e-mail messages, allowing a remote attacker to obtain sensitive information.. EPSS estimates a 52.81% chance of exploitation in the next 30 days.

Description

mod_css_styles in Roundcube through 1.5.7 and 1.6.x through 1.6.7 insufficiently filters Cascading Style Sheets (CSS) token sequences in rendered e-mail messages, allowing a remote attacker to obtain sensitive information.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

52.81%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

References

Timeline

Published: Aug 5, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-42010?

How severe is CVE-2024-42010?

CVE-2024-42010 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 52.81% probability of exploitation in the next 30 days.

How do I fix CVE-2024-42010?

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-2024-42010?

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

Scan your code now

Source: NVD / NIST