How severe is CVE-2019-16330?

CVE-2019-16330 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-2019-16330 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-2019-16330?

CVE-2019-16330 affects Nchsoftware Express Accounts Accounting. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16330?

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

When was CVE-2019-16330 published?

CVE-2019-16330 was published on 2019-10-17 and last updated on 2026-06-17.

CVE-2019-16330

CVE-2019-16330 is a medium-severity vulnerability in Nchsoftware Express Accounts Accounting 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: Nchsoftware Express Accounts Accounting
Published: 2019-10-17
Last modified: 2026-06-17

Description

In NCH Express Accounts Accounting v7.02, persistent cross site scripting (XSS) exists in Invoices/Sales Orders/Items/Customers/Quotes input field. An authenticated unprivileged user can add/modify the Invoices/Sales Orders/Items/Customers/Quotes fields parameter to inject arbitrary JavaScript.

Frequently asked questions

What is CVE-2019-16330?: In NCH Express Accounts Accounting v7.02, persistent cross site scripting (XSS) exists in Invoices/Sales Orders/Items/Customers/Quotes input field. An authenticated unprivileged user can add/modify the Invoices/Sales Orders/Items/Customers/Quotes fields parameter to inject arbitrary JavaScript.
How severe is CVE-2019-16330?: CVE-2019-16330 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-2019-16330 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-2019-16330?: CVE-2019-16330 affects Nchsoftware Express Accounts Accounting. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16330?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16330 published?: CVE-2019-16330 was published on 2019-10-17 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/47505

Affected products (1)

cpe:2.3:a:nchsoftware:express_accounts_accounting:7.02:*:*:*:*:*:*:*

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