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cve[email protected]CVE-2020-19049
HistoryAug 31, 2021 - 2:15 p.m.

CVE-2020-19049

2021-08-3114:15:00
CWE-79
web.nvd.nist.gov
20
mybb
cross site scripting
xss
cve-2020-19049
security vulnerability
nvd

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.3 Medium

AI Score

Confidence

High

3.5 Low

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

31.0%

Cross Site Scripting (XSS) in MyBB v1.8.20 allows remote attackers to inject arbitrary web script or HTML via the “Description” field found in the “Add New Forum” page by doing an authenticated POST HTTP request to ‘/Upload/admin/index.php?module=forum-management&action=add’.

CPENameOperatorVersion
mybb:mybbmybbeq1.8.20

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.3 Medium

AI Score

Confidence

High

3.5 Low

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

31.0%

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