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CVE-2021-47844

Xmind 2020 - Persistent Cross-Site Scripting

5.1 Medium

CVE-2021-47844 is a medium vulnerability (CVSS 5.1) in Xmind, published January 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. No source names a fixed version.

What does this mean?
Severity
5.1 MediumCVSS 4.0, CVE List
Exploit chance
0.39%EPSS, 33rd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject malicious payloads into mind mapping files or custom headers. Attackers can craft malicious files with embedded JavaScript that execute system commands when opened, enabling remote code execution through mouse interactions or file opening.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
Passive

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.39%Up 0.3 points since Jan 17, 2026
90%50%10%1%

Affected products

What each source reports

CVE List Score used5.1

Xmind 2020 - Persistent Cross-Site Scripting

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject malicious payloads into mind mapping files or custom headers. Attackers can craft malicious files with embedded JavaScript that execute system commands when opened, enabling remote code execution through mouse interactions or file opening.

Record
CVE-2021-47844
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2026-28665.1

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject malicious payloads into mind mapping files or custom headers. Attackers can craft malicious files with embedded JavaScript that execute system commands when opened, enabling remote code execution through mouse interactions or file opening.

Record
EUVD-2026-2866
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-xx2w-hg3f-6w9g5.1

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject...

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject malicious payloads into mind mapping files or custom headers. Attackers can craft malicious files with embedded JavaScript that execute system commands when opened, enabling remote code execution through mouse interactions or file opening.

Record
GHSA-xx2w-hg3f-6w9g
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
NVD5.1

Xmind 2020 contains a cross-site scripting vulnerability that allows attackers to inject malicious payloads into mind mapping files or custom headers. Attackers can craft malicious files with embedded JavaScript that execute system commands when opened, enabling remote code execution through mouse interactions or file opening.

Record
CVE-2021-47844
CVSS 4.0
5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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