CVE-2021-44665: A Directory Traversal vulnerability exists in the Xerte Project Xerte through 3.10.3 when downloading a projec

Q: How do I fix CVE-2021-44665?

xerte: upgrade to newer than 3.10.3. Exact commands for each OS are on this page.

Q: Is CVE-2021-44665 being exploited?

CVE-2021-44665 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-2021-44665 affect?

CVE-2021-44665 affects xerte. Severity is medium (CVSS 6.5). A Directory Traversal vulnerability exists in the Xerte Project Xerte through 3.10.3 when downloading a project file via download.php.

Q: How urgent is CVE-2021-44665?

Priority 51/100. EPSS top 5%: very likely to be exploited; Public exploit reference

This month

MEDIUM 6.5UPGRADE

CVE-2021-44665 is a medium-severity flaw (CVSS 6.5) affecting xerte. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Directory Traversal vulnerability exists in the Xerte Project Xerte through 3.10.3 when downloading a project file via download.php.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	7.7% (top 5%)
CISA exploited list	No
Weakness	CWE-22
Published	2022-02-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xerte

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 21:15 UTCPublished CVE record published
2026-06-17 04:12 UTCUpdated Record last modified

xerte xerte UPGRADE

Affected: <= 3.10.3

Fixed in: newer than 3.10.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.10.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xerte

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Xerte 3.10.3 - Directory Traversal (Authenticated)

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-2021-44665?

xerte: upgrade to newer than 3.10.3. Exact commands for each OS are on this page.

Is CVE-2021-44665 being exploited?

CVE-2021-44665 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-2021-44665 affect?

CVE-2021-44665 affects xerte. Severity is medium (CVSS 6.5). A Directory Traversal vulnerability exists in the Xerte Project Xerte through 3.10.3 when downloading a project file via download.php.

How urgent is CVE-2021-44665?

Priority 51/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2021-44664 HIGH 8.8 UPGRADE An Authenticated Remote Code Exection (RCE) vulnerability exists in Xerte through 3.9 in website_code/php/impo

References

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