CVE-2025-28243: An issue in Alteryx Server v.2023.1.1.460 allows HTML injection via a crafted script to the pages component.

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HIGH 8.0DOWNGRADE

CVE-2025-28243 is a high-severity flaw (CVSS 8.0) affecting alteryx server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue in Alteryx Server v.2023.1.1.460 allows HTML injection via a crafted script to the pages component.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-07-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: alteryx

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

Am I affected?

Timeline

2025-07-10 19:15 UTCPublished CVE record published
2026-06-17 09:04 UTCUpdated Record last modified

alteryx alteryx server DOWNGRADE

Affected: 2023.1.1.460

Fixed in: no fixed release known

Safe to downgrade to: a release before 2023.1.1.460

1. Check installed version

apt-cache policy alteryx-server || rpm -q alteryx-server || alteryx-server --version

2. No fixed release: DOWNGRADE to a release before 2023.1.1.460 (Debian / Ubuntu)

apt-cache madison alteryx-server sudo apt install alteryx-server=<VERSION_BEFORE_2023.1.1.460> sudo apt-mark hold alteryx-server

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

dnf --showduplicates list alteryx-server sudo dnf downgrade alteryx-server-<VERSION_BEFORE_2023.1.1.460> sudo dnf versionlock add alteryx-server

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-2025-28243?

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

Is CVE-2025-28243 being exploited?

CVE-2025-28243 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-2025-28243 affect?

CVE-2025-28243 affects alteryx server. Severity is high (CVSS 8.0). An issue in Alteryx Server v.2023.1.1.460 allows HTML injection via a crafted script to the pages component.

How urgent is CVE-2025-28243?

Priority 40/100. High severity; Public exploit reference

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CVE-2025-28245 MEDIUM 6.1 DOWNGRADE Cross-site scripting (XSS) vulnerability in Alteryx Server 2023.1.1.460 allows remote attackers to inject arbi
CVE-2025-28244 HIGH 8.8 DOWNGRADE Insecure Permissions vulnerability in the Local Storage in Alteryx Server 2023.1.1.460 allows remote attackers

References

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