CVE-2021-41800

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2021-41800
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-41800.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-41800
Aliases
Downstream
Published
2021-10-11T08:15:06.813Z
Modified
2026-05-14T12:03:17.143924544Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). Visiting Special:Contributions can sometimes result in a long running SQL query because PoolCounter protection is mishandled.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "33"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "34"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
        },
        {
            "cpe": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "35"
                }
            ],
            "source": "CPE_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/wikimedia/mediawiki

Affected ranges

Type
GIT
Repo
https://github.com/wikimedia/mediawiki
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
f65f9d6971578b301ef9fc915a729e6a13266a5e
Fixed
781caf83dba90c18349f930bbaaa0e89f003f874
Database specific 
{
    "cpe": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.36.2"
        }
    ],
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.1.0
1.3.0beta1
1.36.0
1.36.0-rc.0
1.36.1
1.5.0alpha1
1.5.0alpha2
1.5.0beta1
1.5.0beta2
1.5.0beta3
1.5.0beta4
1.6.0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-41800.json"