CVE-2019-16282: In NCH Express Invoice v7.12, persistent cross site scripting (XSS) exists via the Invoices/Items/Customers/Qu

Routine

MEDIUM 5.4DOWNGRADE

CVE-2019-16282 is a medium-severity flaw (CVSS 5.4) affecting express invoice. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In NCH Express Invoice v7.12, persistent cross site scripting (XSS) exists via the Invoices/Items/Customers/Quotes input field. An authenticated unprivileged user can add/modify the Invoices/Items/Customers fields parameter to inject arbitrary JavaScript.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-10-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nchsoftware

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-10-14 18:15 UTCPublished CVE record published
2026-06-17 02:22 UTCUpdated Record last modified

nchsoftware express invoice DOWNGRADE

Affected: 7.12

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.12

1. Check installed version

apt-cache policy express-invoice || rpm -q express-invoice || express-invoice --version

2. No fixed release: DOWNGRADE to a release before 7.12 (Debian / Ubuntu)

apt-cache madison express-invoice sudo apt install express-invoice=<VERSION_BEFORE_7.12> sudo apt-mark hold express-invoice

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list express-invoice sudo dnf downgrade express-invoice-<VERSION_BEFORE_7.12> sudo dnf versionlock add express-invoice

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-16282?

express invoice: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-16282 being exploited?

CVE-2019-16282 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-16282 affect?

CVE-2019-16282 affects express invoice. Severity is medium (CVSS 5.4). In NCH Express Invoice v7.12, persistent cross site scripting (XSS) exists via the Invoices/Items/Customers/Quotes input field. An authenticated unprivileged user can add/modify the Invoices/Items/Customers fields parameter to inject arbitr

How urgent is CVE-2019-16282?

Priority 31/100. No elevated risk signals yet.

Related CVEs

CVE-2020-13476 MEDIUM 4.8 UPGRADE NCH Express Invoice 8.06 to 8.24 is vulnerable to Reflected XSS in the Quotes List module.
CVE-2020-11561 HIGH 8.8 DOWNGRADE In NCH Express Invoice 7.25, an authenticated low-privilege user can enter a crafted URL to access higher-priv
CVE-2020-11560 HIGH 7.8 DOWNGRADE NCH Express Invoice 7.25 allows local users to discover the cleartext password by reading the configuration fi

References

← Back to latest CVEs