Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2020-25812 First vendor Publication 2020-09-27
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Overall CVSS Score 6.1
Base Score 6.1 Environmental Score 6.1
impact SubScore 2.7 Temporal Score 6.1
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
Scope Changed Confidentiality Impact Low
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions, the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25812

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-79 Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 320
Os 1

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
CONFIRM https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html
MISC https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b...
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html

Alert History

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Date Informations
2023-11-07 21:36:38
  • Multiple Updates
2022-01-01 21:23:04
  • Multiple Updates
2021-05-05 01:39:09
  • Multiple Updates
2021-05-04 13:50:48
  • Multiple Updates
2021-04-22 03:02:19
  • Multiple Updates
2020-12-14 09:22:45
  • Multiple Updates
2020-10-07 01:28:02
  • Multiple Updates
2020-10-05 21:23:04
  • Multiple Updates
2020-09-28 05:22:51
  • First insertion