CVE-2021-4256 - CVE House
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Status published Low CVE-2021-4256

ctrlo lenio index.tt cross site scripting

Vulnerability Description

A vulnerability was found in ctrlo lenio. It has been classified as problematic. This affects an unknown part of the file views/index.tt. The manipulation of the argument task.name/task.site.org.name leads to cross site scripting. It is possible to initiate the attack remotely. The name of the patch is e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97. It is recommended to apply a patch to fix this issue. The identifier VDB-216213 was assigned to this vulnerability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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CVE-2021-4257
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ctrlo lenio Notice main.tt cross site scripting
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CVE-2021-4253
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Affected Vendor

Affected Software

lenio
Vulnerable Versions:
Unknown

Timeline

Official Publish: December 18th, 2022
Last Modified: April 15th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-707

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1071 Application Layer Protocol
Command and Control
T1565 Data Manipulation
Impact
T1005 Data from Local System
Collection