CVE-2021-44662: A Site Scripting (XSS) vulnerability exists in the Xerte Project Xerte through 3.8.4 via the link parameter in

Q: How do I fix CVE-2021-44662?

xerte online toolkits: upgrade to newer than 3.8.4. Exact commands for each OS are on this page.

Q: Is CVE-2021-44662 being exploited?

CVE-2021-44662 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-2021-44662 affect?

CVE-2021-44662 affects xerte online toolkits. Severity is medium (CVSS 6.1). A Site Scripting (XSS) vulnerability exists in the Xerte Project Xerte through 3.8.4 via the link parameter in print.php.

Q: How urgent is CVE-2021-44662?

Priority 43/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2021-44662 is a medium-severity flaw (CVSS 6.1) affecting xerte online toolkits. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Site Scripting (XSS) vulnerability exists in the Xerte Project Xerte through 3.8.4 via the link parameter in print.php.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

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	2022-02-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nottingham.ac

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

Am I affected?

Timeline

2022-02-24 19:15 UTCPublished CVE record published
2026-06-17 04:12 UTCUpdated Record last modified

nottingham.ac xerte online toolkits UPGRADE

Affected: <= 3.8.4

Fixed in: newer than 3.8.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xerte-online-toolkits || rpm -q xerte-online-toolkits || xerte-online-toolkits --version

2. UPGRADE to newer than 3.8.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xerte-online-toolkits

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xerte-online-toolkits

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-2021-44662?

xerte online toolkits: upgrade to newer than 3.8.4. Exact commands for each OS are on this page.

Is CVE-2021-44662 being exploited?

CVE-2021-44662 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-2021-44662 affect?

CVE-2021-44662 affects xerte online toolkits. Severity is medium (CVSS 6.1). A Site Scripting (XSS) vulnerability exists in the Xerte Project Xerte through 3.8.4 via the link parameter in print.php.

How urgent is CVE-2021-44662?

Priority 43/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-32985 CRITICAL 9.8 UPGRADE Xerte Online Toolkits versions 3.14 and earlier contain an unauthenticated arbitrary file upload vulnerability
CVE-2021-44663 CRITICAL 9.8 UPGRADE A Remote Code Execution (RCE) vulnerability exists in the Xerte Project Xerte through 3.8.4 via a crafted php

References

← Back to latest CVEs