How severe is CVE-2020-19683?

CVE-2020-19683 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-2020-19683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-19683?

CVE-2020-19683 affects Zzzcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-19683?

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

When was CVE-2020-19683 published?

CVE-2020-19683 was published on 2021-12-09 and last updated on 2026-06-17.

CVE-2020-19683

CVE-2020-19683 is a medium-severity vulnerability in Zzzcms 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% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zzzcms
Published: 2021-12-09
Last modified: 2026-06-17

Description

A Cross Site Scripting (XSS) exists in ZZZCMS V1.7.1 via an editfile action in save.php.

Frequently asked questions

What is CVE-2020-19683?: A Cross Site Scripting (XSS) exists in ZZZCMS V1.7.1 via an editfile action in save.php.
How severe is CVE-2020-19683?: CVE-2020-19683 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-2020-19683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-19683?: CVE-2020-19683 affects Zzzcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-19683?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-19683 published?: CVE-2020-19683 was published on 2021-12-09 and last updated on 2026-06-17.

References

https://zhhhy.github.io/2019/06/28/zzzcms/

Affected products (1)

cpe:2.3:a:zzzcms:zzzcms:1.7.1:*:*:*:*:*:*:*

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