CVE-2021-27889: XSS
First published: Mon Mar 15 2021(Updated: )
Cross-site Scripting (XSS) vulnerability in MyBB before 1.8.26 via Nested Auto URL when parsing messages.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mybb Mybb | <1.8.26 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-27889?
CVE-2021-27889 is a Cross-site Scripting (XSS) vulnerability in MyBB before version 1.8.26 via Nested Auto URL when parsing messages.
What software is affected by CVE-2021-27889?
MyBB before version 1.8.26 is affected by CVE-2021-27889.
What is the severity of CVE-2021-27889?
The severity of CVE-2021-27889 is medium with a CVSS score of 6.1.
How can I fix CVE-2021-27889 in MyBB?
To fix CVE-2021-27889 in MyBB, update to version 1.8.26 or newer.
Where can I find more information about CVE-2021-27889?
More information about CVE-2021-27889 can be found at the following references: [link1], [link2], [link3].
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