How severe is CVE-2019-18652?

CVE-2019-18652 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-18652 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18652?

CVE-2019-18652 affects Watchguard Xmt515 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18652?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-18652 published?

CVE-2019-18652 was published on 2020-01-07 and last updated on 2026-06-17.

CVE-2019-18652

CVE-2019-18652 is a medium-severity vulnerability in Watchguard Xmt515 Firmware with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Watchguard Xmt515 Firmware
Published: 2020-01-07
Last modified: 2026-06-17

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).

Frequently asked questions

What is CVE-2019-18652?: 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).
How severe is CVE-2019-18652?: CVE-2019-18652 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-18652 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18652?: CVE-2019-18652 affects Watchguard Xmt515 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18652?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-18652 published?: CVE-2019-18652 was published on 2020-01-07 and last updated on 2026-06-17.

References

https://gitlab.com/crypt0crc/cve-2019-18652

Affected products (1)

cpe:2.3:o:watchguard:xmt515_firmware:*:*:*:*:*:*:*:*

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