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TI-2019-13493 Aliases CVE-2019-18654GHSA-76pv-ppcw-h42p

A Cross Site Scripting (XSS) issue exists in AVG AntiVirus (Internet Security Edition)…

Priority LOW 29CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

A Cross Site Scripting (XSS) issue exists in AVG AntiVirus (Internet Security Edition) 19.3.3084 build 19.3.4241.440 in the Network Notification Popup, allowing an attacker to execute JavaScript code via an SSID Name.

Why it matters now

EPSS 0.00852 58th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:avg:anti-virus:19.3.3084:*:*:*:internet_security:*:*:*19.3.3084VulnerableAVG
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:avg:anti-virus:19.3.3084:*:*:*:internet_security:*:*:* Versions 19.3.3084 Vulnerable ·AVG
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-18654
  2. 2026-10-03 Alias added: GHSA-76pv-ppcw-h42p

References

Exploit 1

Other 1

  • TI-2019-12750 An issue was discovered in Avast antivirus before 19.8 and AVG antivirus before 19.8. CVSS 3.1HIGH 7.8
  • TI-2017-07336 AVG AntiVirus for MacOS with scan engine before 4668 might allow remote attackers to… CVSS 3.0HIGH 7.5
  • TI-2010-03328 AVG Anti-Virus does not properly interact with the processing of hcp:// URLs by the… CVSS 2.0MEDIUM 6.4
  • TI-2017-03572 Code injection vulnerability in AVG Ultimate 17.1 (and earlier), AVG Internet Security… CVSS 3.0MEDIUM 6.7
  • TI-2023-01496 Time-of-check time-of-use race condition in Avast Antivirus CVSS 3.1MEDIUM 6.5
  • TI-2023-01495 Time-of-check time-of-use race condition in Avast Antivirus CVSS 3.1MEDIUM 6.5
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences