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[email protected]NVD:CVE-2021-26812

HistoryApr 14, 2021 - 2:15 p.m.

CVE-2021-26812

2021-04-1414:15:13

CWE-79

[email protected]

web.nvd.nist.gov

cross site scripting

jitsi meet

moodle

sessionpriv.php

malicious url

javascript code

CVSS2

4.3

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

CVSS3

6.1

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

EPSS

0.005

Percentile

75.6%

JSON

Cross Site Scripting (XSS) in the Jitsi Meet 2.7 through 2.8.3 plugin for Moodle via the “sessionpriv.php” module. This allows attackers to craft a malicious URL, which when clicked on by users, can inject javascript code to be run by the application.

Affected configurations

Nvd

Node

jitsimeetRange2.7–2.8.3moodle

VendorProductVersionCPE
jitsimeet*cpe:2.3:a:jitsi:meet:*:*:*:*:*:moodle:*:*

Vendor	Product	Version	CPE
jitsi	meet	*	cpe:2.3:a:jitsi:meet::::::moodle::*

References

github.com/udima-university/moodle-mod_jitsi/issues/67

CVSS2

4.3

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

CVSS3

6.1

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

EPSS

0.005

Percentile

75.6%

JSON

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