CVE-2024-42010

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…

High · published August 5, 2024

Patch now

High probability of exploitation

CVSS calls it high at 7.5. It sits in the 99.3th percentile for exploit probability.

CVSS v3.1
7.5
EPSS
67%
Percentile
99.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.66661 · 99.3th percentile
Published
2024-08-05T00:00Z
EPSS history
Timeline
  • 21 SEP 03:27Z
    EPSS moved 53% → 67%
    epss
  • 20 SEP 03:17Z
    EPSS moved 53% → 67%
    epss
  • 05 AUG 00:00Z
    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…
    cvelistv5