A Denial of Service (DoS) condition has been discovered in GitLab CE/EE affecting all versions from 7.10 prior before 16.11.5, version 17.0 before 17.0.3, and 17.1 before 17.1.1. It is possible for an attacker to cause a denial of service using a crafted markdown page.
Solution:
The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.
Link | Tags |
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https://gitlab.com/gitlab-org/gitlab/-/issues/457474 | issue tracking permissions required broken link |
https://hackerone.com/reports/2024974 | permissions required exploit technical description |