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Vulnerability details: VCID-d6kz-e82q-6kh3
Vulnerability ID VCID-d6kz-e82q-6kh3
Aliases CVE-2020-35479
Summary mediawiki: potential XSS via the month messages such as MediaWiki:january through MediaWiki:december outputting Block Logs
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 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=CVE-2020-35479
epss 0.0086 https://api.first.org/data/v1/epss?cve=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
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
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
Exploit Prediction Scoring System (EPSS)
Percentile 0.74971
EPSS Score 0.0086
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T14:03:36.703428+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35479.json 38.0.0