CVE-2021-20727

Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr.

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/Zettlr/Zettlr	Third Party Advisory
https://jvn.jp/en/jp/JVN98239374/index.html	Third Party Advisory
https://www.zettlr.com/	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:zettlr:zettlr:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-05-27 09:15

Updated : 2021-06-01 21:31

NVD link : CVE-2021-20727

Mitre link : CVE-2021-20727

CVE.ORG link : CVE-2021-20727

JSON object : View

Products Affected

zettlr

zettlr

CWE

CWE-79

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

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