CVE-2020-10227: A cross-site scripting (XSS) vulnerability in the messages module of vtecrm vtenext 19 CE allows attackers to

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MEDIUM 6.1DOWNGRADE

CVE-2020-10227 is a medium-severity flaw (CVSS 6.1) affecting vtenext. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in the messages module of vtecrm vtenext 19 CE allows attackers to inject arbitrary JavaScript code via the From field of an email.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.1% (top 33%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-09-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vtenext

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

Am I affected?

Timeline

2020-09-14 20:15 UTCPublished CVE record published
2026-06-17 02:47 UTCUpdated Record last modified

vtenext vtenext DOWNGRADE

Affected: 19

Fixed in: no fixed release known

Safe to downgrade to: a release before 19

1. Check installed version

apt-cache policy vtenext || rpm -q vtenext || vtenext --version

2. No fixed release: DOWNGRADE to a release before 19 (Debian / Ubuntu)

apt-cache madison vtenext sudo apt install vtenext=<VERSION_BEFORE_19> sudo apt-mark hold vtenext

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

dnf --showduplicates list vtenext sudo dnf downgrade vtenext-<VERSION_BEFORE_19> sudo dnf versionlock add vtenext

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-2020-10227?

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

Is CVE-2020-10227 being exploited?

CVE-2020-10227 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-2020-10227 affect?

CVE-2020-10227 affects vtenext. Severity is medium (CVSS 6.1). A cross-site scripting (XSS) vulnerability in the messages module of vtecrm vtenext 19 CE allows attackers to inject arbitrary JavaScript code via the From field of an email.

How urgent is CVE-2020-10227?

Priority 43/100. Public exploit reference

Related CVEs

CVE-2020-10229 HIGH 8.8 DOWNGRADE A CSRF issue in vtecrm vtenext 19 CE allows attackers to carry out unwanted actions on an administrator's beha
CVE-2020-10228 HIGH 8.8 DOWNGRADE A file upload vulnerability in vtecrm vtenext 19 CE allows authenticated users to upload files with a .pht ext

References

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