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cveMitreCVE-2021-42048
HistorySep 29, 2022 - 3:15 a.m.

CVE-2021-42048

2022-09-2903:15:14
CWE-79
mitre
web.nvd.nist.gov
24
6
cve-2021-42048
mediawiki
growth extension
javascript
security issue
nvd

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

22.7%

An issue was discovered in the Growth extension in MediaWiki through 1.36.2. Any admin can add arbitrary JavaScript code to the Newcomer home page footer, which can be executed by viewers with zero edits.

Affected configurations

Nvd
Node
mediawikimediawikiRange≀1.36.2
VendorProductVersionCPE
mediawikimediawiki*cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*

Social References

More

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

22.7%

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