CVE-2021-4255
Last modified
CVE-2021-4255 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ctrlo | Lenio | < 2021-02-08 |
References
- https://github.com/ctrlo/lenio/commit/e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97Patch, Third Party Advisory
- https://vuldb.com/?id.216212Third Party Advisory
- https://github.com/ctrlo/lenio/commit/e1646d5cd0a2fbab9eb505196dd2ca1c9e4cdd97Patch, Third Party Advisory
- https://vuldb.com/?id.216212Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-4255?
How severe is CVE-2021-4255?
How do I fix CVE-2021-4255?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-42544Missing Rate Limiting in Web Applications operating on Busin…9.8
- CVE-2021-42545An insufficient session expiration vulnerability exists in B…9.1
- CVE-2021-42546Insufficient Input Validation in the search functionality of…6.1
- CVE-2021-42547Insufficient Input Validation in the search functionality of…6.1
- CVE-2021-42548Insufficient Input Validation in the search functionality of…6.1
- CVE-2021-42549Insufficient Input Validation in the search functionality of…6.1
- CVE-2021-42550In logback version 1.2.7 and prior versions, an attacker wit…6.6
- CVE-2021-42551Cross-site Scripting (XSS) vulnerability in the search funct…6.1
- CVE-2021-42552Cross-site Scripting (XSS) vulnerability in ArchivistaBox we…6.1
- CVE-2021-42553A buffer overflow vulnerability in stm32_mw_usb_host of STMi…9.8
- CVE-2021-42554An issue was discovered in Insyde InsydeH2O with Kernel 5.0 …8.2
- CVE-2021-42555Pexip Infinity before 26.2 allows temporary remote Denial of…7.5
Are you affected by CVE-2021-4255?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
