[wp-trac] [WordPress Trac] #43749: Update zxcvbn to 4.4.2

WordPress Trac noreply at wordpress.org
Tue Oct 7 08:24:38 UTC 2025


#43749: Update zxcvbn to 4.4.2
-----------------------------------------+-----------------------------
 Reporter:  desrosj                      |       Owner:  (none)
     Type:  enhancement                  |      Status:  assigned
 Priority:  normal                       |   Milestone:  Future Release
Component:  External Libraries           |     Version:
 Severity:  normal                       |  Resolution:
 Keywords:  needs-testing needs-refresh  |     Focuses:  javascript
-----------------------------------------+-----------------------------

Comment (by La Geek):

 https://security.snyk.io/package/npm/zxcvbn/4.4.2
 So an update to 4.4.2 is not the solution.

 >Affected versions of this package are vulnerable to Regular Expression
 Denial of Service (ReDoS) via the repeat_match functionality, due to the
 usage of an insecure regex in lazy_anchored variable.

 cite from this ticket:
 https://core.trac.wordpress.org/ticket/63259#comment:1
 > Feedback from the Bavarian "Landesamt für Sicherheit in der
 Informationstechnik":
 >"The vulnerability only affects the availability of the website in the
 client's browser and does not pose a threat to the server side, provided
 the affected library is only used on the client side. However, this still
 constitutes a violation of the administrative regulation BayITSiR-14,
 section 3.4 d), since security patches (including those from third-party
 products) must be installed immediately."

-- 
Ticket URL: <https://core.trac.wordpress.org/ticket/43749#comment:30>
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