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ubuntucveUbuntu.comUB:CVE-2021-30157
HistoryApr 06, 2021 - 12:00 a.m.

CVE-2021-30157

2021-04-0600:00:00
ubuntu.com
ubuntu.com
12

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

0.005 Low

EPSS

Percentile

77.1%

An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through
1.35.x before 1.35.2. On ChangesList special pages such as
Special:RecentChanges and Special:Watchlist, some of the rcfilters-filter-*
label messages are output in HTML unescaped, leading to XSS.

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

0.005 Low

EPSS

Percentile

77.1%