CVE-2018-19774: Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)

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MEDIUM 6.1DOWNGRADE

CVE-2018-19774 is a medium-severity flaw (CVSS 6.1) affecting vistaportal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029). The page "PresentSpace.jsp" has reflected XSS via the GroupId and ConnPoolName parameters.

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 35%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-12-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: infovista

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

Am I affected?

Timeline

2018-12-17 15:29 UTCPublished CVE record published
2026-06-17 01:49 UTCUpdated Record last modified

infovista vistaportal DOWNGRADE

Affected: 5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.1 (Debian / Ubuntu)

apt-cache madison vistaportal sudo apt install vistaportal=<VERSION_BEFORE_5.1> sudo apt-mark hold vistaportal

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

dnf --showduplicates list vistaportal sudo dnf downgrade vistaportal-<VERSION_BEFORE_5.1> sudo dnf versionlock add vistaportal

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-2018-19774?

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

Is CVE-2018-19774 being exploited?

CVE-2018-19774 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-2018-19774 affect?

CVE-2018-19774 affects vistaportal. Severity is medium (CVSS 6.1). Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029). The page "PresentSpace.jsp" has reflected XSS via the GroupId and ConnPoolName parameters.

How urgent is CVE-2018-19774?

Priority 43/100. Public exploit reference

Related CVEs

CVE-2018-19822 MEDIUM 6.1 DOWNGRADE Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)
CVE-2018-19821 MEDIUM 6.1 DOWNGRADE Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)
CVE-2018-19820 MEDIUM 6.1 DOWNGRADE Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)
CVE-2018-19819 MEDIUM 6.1 DOWNGRADE Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)
CVE-2018-19818 MEDIUM 6.1 DOWNGRADE Cross Site Scripting exists in InfoVista VistaPortal SE Version 5.1 (build 51029)

References

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