CVE-2025-8263
prettier: prettier parseNestedCSS ReDoS
Severity
UnknownRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 28, 2025
Updated · October 27, 2026
Description
A regular expression denial of service flaw has been discovered in the prettier code formatter tool. This flaw allows and attacker who has access to input source files to induce a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-1333 · Inefficient Regular Expression Complexity