What’s Vulnerable › Vulnerabilities

CVE-2021-4255: ctrlo lenio contractor.tt cross site scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-18 · updated 2026-06-17
• Weakness: CWE-707

Description

A vulnerability was found in ctrlo lenio and classified as problematic. Affected by this issue is some unknown functionality of the file views/contractor.tt. The manipulation of the argument contractor.name leads to cross site scripting. The attack may be launched remotely. The name of the patch is e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216212.

Affected products

• ctrlo lenio: before 2021-02-08 — fixed in 2021-02-08

How to fix

Upgrade to a fixed version: ctrlo lenio 2021-02-08. Check the vendor advisory for mitigations.

References

• https://github.com/ctrlo/lenio/commit/e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97
• https://vuldb.com/?id.216212
• https://github.com/ctrlo/lenio/commit/e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97
• https://vuldb.com/?id.216212

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