CVE-2026-23757: GFI HelpDesk before 4.99.10 contains a stored cross-site scripting vulnerability in the Reports module where t

Q: How do I fix CVE-2026-23757?

helpdesk: upgrade to 4.99.10. Exact commands for each OS are on this page.

Q: Is CVE-2026-23757 being exploited?

CVE-2026-23757 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-2026-23757 affect?

CVE-2026-23757 affects helpdesk. Severity is medium (CVSS 5.4). GFI HelpDesk before 4.99.10 contains a stored cross-site scripting vulnerability in the Reports module where the title parameter is passed directly to SWIFT_Report::Create() without HTML sanitization. Attackers can inject arbitrary JavaScri

Q: How urgent is CVE-2026-23757?

Priority 20/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2026-23757 is a medium-severity flaw (CVSS 5.4) affecting helpdesk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

GFI HelpDesk before 4.99.10 contains a stored cross-site scripting vulnerability in the Reports module where the title parameter is passed directly to SWIFT_Report::Create() without HTML sanitization. Attackers can inject arbitrary JavaScript into the report title field when creating or editing a report, and the payload executes when staff members view and click the affected report link in the Manage Reports interface.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-04-20
Last modified	2026-10-26

Publisher (CNA): VulnCheck · Vendor: gfi

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-20 18:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

gfi helpdesk UPGRADE

Affected: < 4.99.10

Fixed in: 4.99.10

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 4.99.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade helpdesk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade helpdesk

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-2026-23757?

helpdesk: upgrade to 4.99.10. Exact commands for each OS are on this page.

Is CVE-2026-23757 being exploited?

CVE-2026-23757 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-2026-23757 affect?

CVE-2026-23757 affects helpdesk. Severity is medium (CVSS 5.4). GFI HelpDesk before 4.99.10 contains a stored cross-site scripting vulnerability in the Reports module where the title parameter is passed directly to SWIFT_Report::Create() without HTML sanitization. Attackers can inject arbitrary JavaScri

How urgent is CVE-2026-23757?

Priority 20/100. No elevated risk signals yet.

Software pages

Swift vulnerabilities

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References

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