How severe is CVE-2019-16533?

CVE-2019-16533 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-2019-16533 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16533?

CVE-2019-16533 affects Draytek Vigor2925 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16533?

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

When was CVE-2019-16533 published?

CVE-2019-16533 was published on 2019-09-20 and last updated on 2026-06-17.

CVE-2019-16533

CVE-2019-16533 is a medium-severity vulnerability in Draytek Vigor2925 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% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Draytek Vigor2925 Firmware
Published: 2019-09-20
Last modified: 2026-06-17

Description

On DrayTek Vigor2925 devices with firmware 3.8.4.3, Incorrect Access Control exists in loginset.htm, and can be used to trigger XSS. NOTE: this is an end-of-life product.

Frequently asked questions

What is CVE-2019-16533?: On DrayTek Vigor2925 devices with firmware 3.8.4.3, Incorrect Access Control exists in loginset.htm, and can be used to trigger XSS. NOTE: this is an end-of-life product.
How severe is CVE-2019-16533?: CVE-2019-16533 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-2019-16533 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16533?: CVE-2019-16533 affects Draytek Vigor2925 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16533?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16533 published?: CVE-2019-16533 was published on 2019-09-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:draytek:vigor2925_firmware:3.8.4.3:*:*:*:*:*:*:*

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