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Vulnerability details: VCID-y687-awyz-aaag
Vulnerability ID VCID-y687-awyz-aaag
Aliases CVE-2020-35475
Summary In MediaWiki before 1.35.1, the messages userrights-expiry-current and userrights-expiry-none can contain raw HTML. XSS can happen when a user visits Special:UserRights but does not have rights to change all userrights, and the table on the left side has unchangeable groups in it. (The right column with the changeable groups is not affected and is escaped correctly.)
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
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 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35475.json
epss 0.00140 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
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epss 0.00140 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00140 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00190 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
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epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
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epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00973 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00973 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.00978 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
epss 0.01992 https://api.first.org/data/v1/epss?cve=CVE-2020-35475
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1909224
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-35475
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-35475
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-35475
archlinux Medium https://security.archlinux.org/AVG-1371
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35475.json
https://api.first.org/data/v1/epss?cve=CVE-2020-35475
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35475
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35477
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35479
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35480
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/
https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html
https://phabricator.wikimedia.org/T268917
https://www.debian.org/security/2020/dsa-4816
1909224 https://bugzilla.redhat.com/show_bug.cgi?id=1909224
ASA-202101-22 https://security.archlinux.org/ASA-202101-22
AVG-1371 https://security.archlinux.org/AVG-1371
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:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2020-35475 https://nvd.nist.gov/vuln/detail/CVE-2020-35475
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35475.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:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35475
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:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35475
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:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35475
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 0.50052
EPSS Score 0.00140
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.