Search for vulnerabilities
Vulnerability details: VCID-3tye-xqmf-aaaa
Vulnerability ID VCID-3tye-xqmf-aaaa
Aliases CVE-2021-41798
Summary MediaWiki before 1.36.2 allows XSS. Month related MediaWiki messages are not escaped before being used on the Special:Search results page.
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 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00083 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00088 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00129 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00129 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00129 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00129 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
epss 0.00193 https://api.first.org/data/v1/epss?cve=CVE-2021-41798
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=2009507
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-41798
cvssv3 6.1 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
cvssv3.1 7.7 https://security.gentoo.org/glsa/202305-24
generic_textual HIGH https://security.gentoo.org/glsa/202305-24
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://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.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
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
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Found at https://security.gentoo.org/glsa/202305-24
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 0.21564
EPSS Score 0.00083
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.