Vulnerability Details : CVE-2021-21260
Online Invoicing System (OIS) is open source software which is a lean invoicing system for small businesses, consultants and freelancers created using AppGini. In OIS version 4.0 there is a stored XSS which can enables an attacker takeover of the admin account through a payload that extracts a csrf token and sends a request to change password. It has been found that Item description is reflected without sanitization in app/items_view.php which enables the malicious scenario.
Vulnerability category: Cross site scripting (XSS)Cross-site request forgery (CSRF)
Products affected by CVE-2021-21260
- cpe:2.3:a:bigprof:online_invoicing_system:4.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21260
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 19 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21260
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST | |
|
7.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N |
2.3
|
4.7
|
GitHub, Inc. |
CWE ids for CVE-2021-21260
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: security-advisories@github.com (Primary)
References for CVE-2021-21260
-
https://github.com/bigprof-software/online-invoicing-system/releases/tag/4.2
Release OIS 4.2 · bigprof-software/online-invoicing-system · GitHubThird Party Advisory
-
https://github.com/bigprof-software/online-invoicing-system/security/advisories/GHSA-rm79-5596-r7q4
XSS in description field · Advisory · bigprof-software/online-invoicing-system · GitHubExploit;Third Party Advisory
Jump to