CVE-2016-11005: The instalinker plugin before 1.1.2 for WordPress has includes/instalinker-admin-preview.php?client_id= XSS.

Q: How do I fix CVE-2016-11005?

instalinker: upgrade to 1.1.2. Exact commands for each OS are on this page.

Q: Is CVE-2016-11005 being exploited?

CVE-2016-11005 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-2016-11005 affect?

CVE-2016-11005 affects instalinker. Severity is medium (CVSS 6.1). The instalinker plugin before 1.1.2 for WordPress has includes/instalinker-admin-preview.php?client_id= XSS.

Q: How urgent is CVE-2016-11005?

Priority 42/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2016-11005 is a medium-severity flaw (CVSS 6.1) affecting instalinker. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The instalinker plugin before 1.1.2 for WordPress has includes/instalinker-admin-preview.php?client_id= XSS.

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	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-09-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: elfsight

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

Am I affected?

Timeline

2019-09-20 15:15 UTCPublished CVE record published
2026-06-17 00:40 UTCUpdated Record last modified

elfsight instalinker UPGRADE

Affected: < 1.1.2

Fixed in: 1.1.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.1.2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade instalinker

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-2016-11005?

instalinker: upgrade to 1.1.2. Exact commands for each OS are on this page.

Is CVE-2016-11005 being exploited?

CVE-2016-11005 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-2016-11005 affect?

CVE-2016-11005 affects instalinker. Severity is medium (CVSS 6.1). The instalinker plugin before 1.1.2 for WordPress has includes/instalinker-admin-preview.php?client_id= XSS.

How urgent is CVE-2016-11005?

Priority 42/100. Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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