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Vulnerability details: VCID-m44t-5z4c-juej
Vulnerability ID VCID-m44t-5z4c-juej
Aliases CVE-2021-41798
Summary mediawiki: Cross-site scripting (XSS) in Special:Search
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41798.json
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.001 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.001 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.001 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-41798
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2021-41798
archlinux Medium https://security.archlinux.org/AVG-2434
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41798.json
https://api.first.org/data/v1/epss?cve=CVE-2021-41798
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35197
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41798
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41799
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41800
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41801
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/
https://phabricator.wikimedia.org/T285515
https://security.gentoo.org/glsa/202305-24
2009507 https://bugzilla.redhat.com/show_bug.cgi?id=2009507
AVG-2434 https://security.archlinux.org/AVG-2434
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
CVE-2021-41798 https://nvd.nist.gov/vuln/detail/CVE-2021-41798
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41798.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-41798
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-41798
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.28039
EPSS Score 0.00098
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:13:59.171503+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41798.json 37.0.0