CVE-2021-42047
MediaWiki Growth XSS Vulnerability
Description
An issue was discovered in the Growth extension in MediaWiki through 1.36.2. On any Wiki with the Mentor Dashboard feature enabled, users can login with a mentor account and trigger an XSS payload (such as alert) via Growthexperiments-mentor-dashboard-mentee-overview-no-js-fallback.
INFO
Published Date :
Sept. 29, 2022, 3:15 a.m.
Last Modified :
Sept. 30, 2022, 4:37 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
2.3
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-42047.
| URL | Resource |
|---|---|
| https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088 | Patch Vendor Advisory |
| https://phabricator.wikimedia.org/T289063 | Patch Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-42047 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-42047 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Sep. 30, 2022
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Changed Reference Type https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088 No Types Assigned https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088 Patch, Vendor Advisory Changed Reference Type https://phabricator.wikimedia.org/T289063 No Types Assigned https://phabricator.wikimedia.org/T289063 Patch, Vendor Advisory Added CWE NIST CWE-79 Added CPE Configuration OR *cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* versions up to (including) 1.36.2 -
CVE Modified by [email protected]
Sep. 29, 2022
Action Type Old Value New Value Removed Reference https://www.cve.org/CVERecord?id=CVE-2021-42047 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-42047 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-42047
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} -0.02%
score
0.20516
percentile