Vulnerability Details : CVE-2021-27839
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.
Products affected by CVE-2021-27839
- cpe:2.3:a:bigprof:online_invoicing_system:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-27839
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-27839
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
|
4.4
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
1.8
|
2.5
|
NIST |
CWE ids for CVE-2021-27839
-
The product saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by a spreadsheet product.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-27839
-
https://www.jinsonvarghese.com/csv-injection-in-online-invoicing-system/
CSV Injection in Online Invoicing System (OIS)Third Party Advisory
-
https://github.com/bigprof-software/online-invoicing-system/releases/tag/4.4
Release OIS 4.4 · bigprof-software/online-invoicing-system · GitHubRelease Notes;Third Party Advisory
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