CVE-2019-18652

MEDIUM

WatchGuard XMT515 Firmware < 12.3 - DOM-Based Cross-Site Scripting via Crafted Link

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-18652. PoCs published by crypt0crc.

AI-analyzed exploit summary This repository provides a functional proof-of-concept for CVE-2019-18652, a DOM-based XSS vulnerability in WatchGuard XMT515 devices. The exploit involves tricking a victim into clicking a crafted link containing malicious JavaScript, which executes in the context of the victim's browser.

Description

A DOM based XSS vulnerability has been identified on the WatchGuard XMT515 through 12.1.3, allowing a remote attacker to execute JavaScript in the victim's browser by tricking the victim into clicking on a crafted link. The payload was tested in Microsoft Internet Explorer 11.418.18362.0 and Microsoft Edge 44.18362.387.0 (Microsoft EdgeHTML 18.18362).

Exploits (1)

gitlab WORKING POC
by crypt0crc · poc
https://gitlab.com/crypt0crc/cve-2019-18652

This repository provides a functional proof-of-concept for CVE-2019-18652, a DOM-based XSS vulnerability in WatchGuard XMT515 devices. The exploit involves tricking a victim into clicking a crafted link containing malicious JavaScript, which executes in the context of the victim's browser.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: WatchGuard XMT515 through 12.1.3
No auth needed
Prerequisites: Victim interaction (clicking a crafted link) · Browser compatibility (tested on IE and Edge)
devstral-2 · analyzed Feb 23, 2026 Full analysis →

References (1)

Core 1
Core References
Third Party Advisory x_refsource_misc
https://gitlab.com/crypt0crc/cve-2019-18652

Scores

CVSS v3 6.1
EPSS 0.0077
EPSS Percentile 50.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
watchguard/xmt515_firmware < 12.3
Published Jan 07, 2020
Tracked Since Feb 18, 2026