Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2019-15506

24
FAUCET Score

CVE-2019-15506 is a critical information disclosure vulnerability affecting Kaseya Virtual System Administrator (VSA) versions up to 9.4.0.37. An unauthenticated attacker can exploit this flaw by sending specially crafted requests to the web application, allowing them to download sensitive files and information, such as reports containing NMAP scans, patch statuses, and Active Directory metadata. This vulnerability carries a CVSS score of 7.5 (High), indicating a high impact on confidentiality with no authentication or user interaction required. While no public exploits or Metasploit modules are currently available, and community discussion is minimal, the potential for unauthenticated data exfiltration makes this a significant risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 9.4.0.37CPE matchmatch criteria
cpe:2.3:a:kaseya:virtual_system_administrator:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.81%
Probability of exploitation in next 30 days
EPSS Percentile
76.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0181 is in the 59th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media 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.

Remediation

Remediation records are not available for this CVE.

References

dfdrconsulting.com / 2019/cyber-security/cve-2019-15506-kaseya-vsa-critical-information-disclosure-unauthenticated-access
Third Party Advisory
help.kaseya.com / WebHelp/EN/RN/index.asp
Release NotesVendor Advisory