CVE-2021-27839 Other in n/a
Attackers can inject malicious formulas into CSV exports to redirect admins or disclose unauthorized client data in the Online Invoicing System.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-27839?
CVE-2021-27839 is a medium-severity vulnerability in n/a, published on 3 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-1236
Which versions are affected by CVE-2021-27839?
It affects 1 product.
Products include Bigprof Online Invoicing System.
How do I fix CVE-2021-27839?
No fix has been published for CVE-2021-27839 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-27839 being exploited?
There is no known exploitation of CVE-2021-27839 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-g26q-ppp8-jj4r.