Search for vulnerabilities
Vulnerability details: VCID-uy1p-tvx3-aaah
Vulnerability ID VCID-uy1p-tvx3-aaah
Aliases CVE-2020-35479
Summary MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. Language::translateBlockExpiry itself does not escape in all code paths. For example, the return of Language::userTimeAndDate is is always unsafe for HTML in a month value. This affects MediaWiki 1.12.0 and later.
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-2020-35479.json
epss 0.00198 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00198 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00198 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0105 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.01606 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1909237
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-35479
cvssv3 6.1 https://nvd.nist.gov/vuln/detail/CVE-2020-35479
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2020-35479
archlinux Medium https://security.archlinux.org/AVG-1371
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35479.json
https://api.first.org/data/v1/epss?cve=CVE-2020-35479
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.debian.org/debian-lts-announce/2020/12/msg00034.html
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/T268938
https://www.debian.org/security/2020/dsa-4816
1909237 https://bugzilla.redhat.com/show_bug.cgi?id=1909237
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:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
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-2020-35479 https://nvd.nist.gov/vuln/detail/CVE-2020-35479
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-2020-35479.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-2020-35479
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-2020-35479
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-2020-35479
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 0.57471
EPSS Score 0.00198
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.