CVE-2021-44855

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. There is Blind Stored XSS via a URL to the Upload Image feature.

Se descubrió un problema en MediaWiki antes de 1.35.5, 1.36.x antes de 1.36.3 y 1.37.x antes de 1.37.1. Hay XSS almacenado a ciegas a través de una URL a la función Cargar imagen.

*Credits: N/A

CVSS Scores

NISTv3.1 5.4

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-13 CVE Reserved
2022-12-26 CVE Published
2024-07-18 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (2)

URL	Tag	Source
https://security.gentoo.org/glsa/202305-24

URL	Date	SRC
https://phabricator.wikimedia.org/T293589	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				< 1.35.5 Search vendor "Mediawiki" for product "Mediawiki" and version " < 1.35.5"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				>= 1.36.0 < 1.36.3 Search vendor "Mediawiki" for product "Mediawiki" and version " >= 1.36.0 < 1.36.3"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0"		rc0		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0"		rc1		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.37.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.37.0"		rc2		Affected