CVE-2021-42047
Last modified
CVE-2021-42047 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | <= 1.36.2 |
References
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T289063Patch, Vendor Advisory
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GrowthExperiments/+/720088Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T289063Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-42047?
How severe is CVE-2021-42047?
How do I fix CVE-2021-42047?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-42041An issue was discovered in CentralAuth in MediaWiki through …6.1
- CVE-2021-42042An issue was discovered in SpecialEditGrowthConfig in the Gr…4.8
- CVE-2021-42043An issue was discovered in Special:MediaSearch in the MediaS…6.1
- CVE-2021-42044An issue was discovered in the Mentor dashboard in the Growt…4.8
- CVE-2021-42045An issue was discovered in SecurePoll in the Growth extensio…5.4
- CVE-2021-42046An issue was discovered in the GlobalWatchlist extension in …6.1
- CVE-2021-42048An issue was discovered in the Growth extension in MediaWiki…4.8
- CVE-2021-42049An issue was discovered in the Translate extension in MediaW…6.5
- CVE-2021-42050An issue was discovered in AbanteCart before 1.3.2. It allow…6.1
- CVE-2021-42051An issue was discovered in AbanteCart before 1.3.2. Any low-…5.4
- CVE-2021-42052IPESA e-Flow 3.3.6 allows path traversal for reading any fil…7.5
- CVE-2021-42053The Unicorn framework through 0.35.3 for Django allows XSS v…5.4
Are you affected by CVE-2021-42047?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST