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MEDIUM · 5.4

CVE-2021-31554

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. It improperly handled account blocks for certain automatically created MediaWiki user accounts, thus allowing nefario...

Vulnerability Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. It improperly handled account blocks for certain automatically created MediaWiki user accounts, thus allowing nefarious users to remain unblocked.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MediawikiMediawiki<= 1.35.2

Related Weaknesses (CWE)

CWE-863

References

FAQ

What is CVE-2021-31554?

CVE-2021-31554 is a vulnerability with a CVSS score of 5.4 (MEDIUM). An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. It improperly handled account blocks for certain automatically created MediaWiki user accounts, thus allowing nefario...

How severe is CVE-2021-31554?

CVE-2021-31554 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31554?

Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki.