CVE-2021-22522: Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version vers

Q: How do I fix CVE-2021-22522?

verastream host integrator: upgrade to 7.8. Exact commands for each OS are on this page.

Q: Is CVE-2021-22522 being exploited?

CVE-2021-22522 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-22522 affect?

CVE-2021-22522 affects verastream host integrator. Severity is high (CVSS 7.1). Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. The vulnerability could allow disclosure of confidential data.

Routine

HIGH 7.1UPGRADE

CVE-2021-22522 is a high-severity flaw (CVSS 7.1) affecting verastream host integrator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. The vulnerability could allow disclosure of confidential data.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-07-22
Last modified	2026-06-17

Publisher (CNA): OpenText · Vendor: microfocus

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

Am I affected?

Timeline

2021-07-22 12:15 UTCPublished CVE record published
2026-06-17 03:37 UTCUpdated Record last modified

microfocus verastream host integrator UPGRADE

Affected: < 7.8 · 7.8 · 7.8 update_1

Fixed in: 7.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy verastream-host-integrator || rpm -q verastream-host-integrator || verastream-host-integrator --version

2. UPGRADE to 7.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade verastream-host-integrator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade verastream-host-integrator

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-22522?

verastream host integrator: upgrade to 7.8. Exact commands for each OS are on this page.

Is CVE-2021-22522 being exploited?

CVE-2021-22522 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-2021-22522 affect?

CVE-2021-22522 affects verastream host integrator. Severity is high (CVSS 7.1). Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. The vulnerability could allow disclosure of confidential data.

How urgent is CVE-2021-22522?

Priority 37/100. High severity

Related CVEs

CVE-2021-22523 HIGH 7.6 UPGRADE XML External Entity vulnerability in Micro Focus Verastream Host Integrator, affecting version 7.8 Update 1 an
CVE-2020-11842 HIGH 7.5 UPGRADE Information disclosure vulnerability in Micro Focus Verastream Host Integrator (VHI) product, affecting versio
CVE-2019-11654 HIGH 7.5 DOWNGRADE Path traversal vulnerability in Micro Focus Verastream Host Integrator (VHI), versions 7.7 SP2 and earlier, Th
CVE-2013-3626 HIGH 9.3 DOWNGRADE Directory traversal vulnerability in the Session Server in Attachmate Verastream Host Integrator (VHI) 6.0 thr

References

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