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5.3
CVSSv3

CVE-2021-31545

Published: 22/04/2021 Updated: 22/04/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
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Vulnerability Summary

An issue exists in the AbuseFilter extension for MediaWiki up to and including 1.35.2. The page_recent_contributors leaked the existence of certain deleted MediaWiki usernames, related to rev_deleted.

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References

CWE-200https://phabricator.wikimedia.org/T71367https://gerrit.wikimedia.org/r/q/I8d5ed9ca84282ee50832035af86123633fc88293https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2021-35000CVE-2024-4439unauthorizedCVE-2024-0042CVE-2024-31848CVE-2023-40694cache poisoningCVE-2024-23707firmware
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