How severe is CVE-2019-20483?

CVE-2019-20483 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-20483 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20483?

CVE-2019-20483 affects Vikisolutions Vera. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20483?

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

When was CVE-2019-20483 published?

CVE-2019-20483 was published on 2021-01-05 and last updated on 2026-06-17.

CVE-2019-20483

CVE-2019-20483 is a medium-severity vulnerability in Vikisolutions Vera with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Vikisolutions Vera
Published: 2021-01-05
Last modified: 2026-06-17

Description

An issue was discovered in Viki Vera 4.9.1.26180. An attacker could set a user's last name to an XSS Payload, and read another user's cookie and use that to login to the application.

Frequently asked questions

What is CVE-2019-20483?: An issue was discovered in Viki Vera 4.9.1.26180. An attacker could set a user's last name to an XSS Payload, and read another user's cookie and use that to login to the application.
How severe is CVE-2019-20483?: CVE-2019-20483 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-20483 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20483?: CVE-2019-20483 affects Vikisolutions Vera. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20483?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-20483 published?: CVE-2019-20483 was published on 2021-01-05 and last updated on 2026-06-17.

References

https://www.gosecure.net/blog/2020/12/15/vera-stored-xss-improper-access-control/

Affected products (1)

cpe:2.3:a:vikisolutions:vera:4.9.1.26180:*:*:*:*:*:*:*

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