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Regular expression denial of service in scss-tokenizer

High severity GitHub Reviewed Published Jul 2, 2022 to the GitHub Advisory Database • Updated Nov 29, 2023

Package

npm scss-tokenizer (npm)

Affected versions

<= 0.4.2

Patched versions

0.4.3

Description

All versions of the package scss-tokenizer prior to 0.4.3 are vulnerable to Regular Expression Denial of Service (ReDoS) via the loadAnnotation() function, due to the usage of insecure regex.

References

Published by the National Vulnerability Database Jul 1, 2022
Published to the GitHub Advisory Database Jul 2, 2022
Reviewed Jul 6, 2022
Last updated Nov 29, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2022-25758

GHSA ID

GHSA-7mwh-4pqv-wmr8

Source code

Credits

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