CVE-2019-14276: WUSTL XNAT 1.7.5.3 allows XXE attacks via a POST request body.

Routine

MEDIUM 6.5DOWNGRADE

CVE-2019-14276 is a medium-severity flaw (CVSS 6.5) affecting xnat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WUSTL XNAT 1.7.5.3 allows XXE attacks via a POST request body.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-611
Published	2019-10-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xnat

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

Am I affected?

Timeline

2019-10-23 12:15 UTCPublished CVE record published
2026-06-17 02:18 UTCUpdated Record last modified

xnat xnat DOWNGRADE

Affected: 1.7.5.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.7.5.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.7.5.3 (Debian / Ubuntu)

apt-cache madison xnat sudo apt install xnat=<VERSION_BEFORE_1.7.5.3> sudo apt-mark hold xnat

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

dnf --showduplicates list xnat sudo dnf downgrade xnat-<VERSION_BEFORE_1.7.5.3> sudo dnf versionlock add xnat

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-2019-14276?

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

Is CVE-2019-14276 being exploited?

CVE-2019-14276 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-2019-14276 affect?

CVE-2019-14276 affects xnat. Severity is medium (CVSS 6.5). WUSTL XNAT 1.7.5.3 allows XXE attacks via a POST request body.

How urgent is CVE-2019-14276?

Priority 38/100. No elevated risk signals yet.

References

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