CVE-2016-6519: Cross-site scripting (XSS) vulnerability in the "Shares" overview in Openstack Manila before 2.5.1 allows remo

Q: How do I fix CVE-2016-6519?

openstack: downgrade or apply the listed mitigation; manila: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Q: Is CVE-2016-6519 being exploited?

CVE-2016-6519 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-2016-6519 affect?

CVE-2016-6519 affects openstack, manila. Severity is medium (CVSS 5.4). Cross-site scripting (XSS) vulnerability in the "Shares" overview in Openstack Manila before 2.5.1 allows remote authenticated users to inject arbitrary web script or HTML via the Metadata field in the "Create Share" form.

Q: How urgent is CVE-2016-6519?

Priority 42/100. On your watchlist

This month

MEDIUM 5.4WATCHLISTDOWNGRADEUPGRADE

CVE-2016-6519 is a medium-severity flaw (CVSS 5.4) affecting openstack, manila. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in the "Shares" overview in Openstack Manila before 2.5.1 allows remote authenticated users to inject arbitrary web script or HTML via the Metadata field in the "Create Share" form.

Why this priority

On your watchlist

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	1.5% (top 26%)
CISA exploited list	No
Weakness	CWE-79
Published	2017-04-21
Last modified	2026-06-17

Publisher (CNA): OpenText · Vendor: openstack · redhat

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

Am I affected?

Timeline

2017-04-21 15:59 UTCPublished CVE record published
2026-06-17 00:51 UTCUpdated Record last modified

redhat openstack DOWNGRADE

Affected: 7.0 · 8 · 9

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.0 (Debian / Ubuntu)

apt-cache madison openstack sudo apt install openstack=<VERSION_BEFORE_7.0> sudo apt-mark hold openstack

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

dnf --showduplicates list openstack sudo dnf downgrade openstack-<VERSION_BEFORE_7.0> sudo dnf versionlock add openstack

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.

openstack manila UPGRADE

Affected: <= 2.5

Fixed in: newer than 2.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.5 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade manila

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-2016-6519?

openstack: downgrade or apply the listed mitigation; manila: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Is CVE-2016-6519 being exploited?

CVE-2016-6519 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-2016-6519 affect?

CVE-2016-6519 affects openstack, manila. Severity is medium (CVSS 5.4). Cross-site scripting (XSS) vulnerability in the "Shares" overview in Openstack Manila before 2.5.1 allows remote authenticated users to inject arbitrary web script or HTML via the Metadata field in the "Create Share" form.

How urgent is CVE-2016-6519?

Priority 42/100. On your watchlist

Software pages

OpenStack vulnerabilities

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CVE-2022-3101 MEDIUM 5.5 MITIGATE DOWNGRADE A flaw was found in tripleo-ansible
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References

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