CVE-2018-19649: XSS exists in InfoVista VistaPortal SE Version 5.1 (build 51029)

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MEDIUM 6.1DOWNGRADE

CVE-2018-19649 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.

XSS exists in InfoVista VistaPortal SE Version 5.1 (build 51029). VPortal/mgtconsole/RolePermissions.jsp has reflected XSS via the ConnPoolName parameter.

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 36%)
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-2018-19649?

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

Is CVE-2018-19649 being exploited?

CVE-2018-19649 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-2018-19649 affect?

CVE-2018-19649 affects vistaportal. Severity is medium (CVSS 6.1). XSS exists in InfoVista VistaPortal SE Version 5.1 (build 51029). VPortal/mgtconsole/RolePermissions.jsp has reflected XSS via the ConnPoolName parameter.

How urgent is CVE-2018-19649?

Priority 42/100. 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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