CVE-2023-3521 is a Reflected Cross-site Scripting (XSS) vulnerability affecting FOSSBilling versions prior to 0.5.4. This allows an attacker to inject malicious scripts into a web page, which are then executed in the victim's browser. The vulnerability has a CVSS score of 6.1 (Medium), indicating a low attack complexity and requiring user interaction, with potential impacts on confidentiality and integrity. While there is no evidence of active exploitation or KEV listing, a Nuclei template exists, suggesting readily available exploit code. Community discussion and media coverage are currently minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.5.4CPE matchmatch criteria | cpe:2.3:a:fossbilling:fossbilling:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.