Vulnerability Description
A CSV injection vulnerability found in Online Invoicing System (OIS) 4.3 and below can be exploited by users to perform malicious actions such as redirecting admins to unknown or harmful websites, or disclosing other clients' details that the user did not have access to.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bigprof | Online Invoicing System | <= 4.3 |
Related Weaknesses (CWE)
References
- https://github.com/bigprof-software/online-invoicing-system/releases/tag/4.4Release NotesThird Party Advisory
- https://www.jinsonvarghese.com/csv-injection-in-online-invoicing-system/Third Party Advisory
- https://github.com/bigprof-software/online-invoicing-system/releases/tag/4.4Release NotesThird Party Advisory
- https://www.jinsonvarghese.com/csv-injection-in-online-invoicing-system/Third Party Advisory
FAQ
What is CVE-2021-27839?
CVE-2021-27839 is a vulnerability with a CVSS score of 4.4 (MEDIUM). A CSV injection vulnerability found in Online Invoicing System (OIS) 4.3 and below can be exploited by users to perform malicious actions such as redirecting admins to unknown or harmful websites, or ...
How severe is CVE-2021-27839?
CVE-2021-27839 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-27839?
Check the references section above for vendor advisories and patch information. Affected products include: Bigprof Online Invoicing System.