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CVE-2021-4256

Date: December 17, 2022

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.

Language: Perl

Severity Score

Related Resources (4)

https://vuldb.com/?id.216213
https://github.com/ctrlo/lenio/commit/e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97
https://nvd.nist.gov/vuln/detail/CVE-2021-4256
https://www.mend.io/vulnerability-database/CVE-2021-4256

Severity Score

Weakness Type (CWE)

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

CWE-79

Improper Neutralization

CWE-707

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-74

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

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