CVE-2016-5836 Denial of service in n/a

What is CVE-2016-5836?

CVE-2016-5836 is a high-severity denial of service vulnerability in Wordpress Wordpress, published on 29 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The oEmbed protocol implementation in WordPress before 4.5.3 allows remote attackers to cause a denial of service via unspecified vectors.

Which versions are affected by CVE-2016-5836?

It affects 1 product.

Products include Wordpress Wordpress.

How do I fix CVE-2016-5836?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2016-5836 being exploited?

There is no known exploitation of CVE-2016-5836 in the wild and no public exploit code.

Other vulnerabilities in Wordpress Wordpress

• CVE-2026-63030 WordPress Core Interpretation Conflict Exploited Critical 9.8
• CVE-2026-87902 WordPress Core Remote File Inclusion Exploited High 8.1
• CVE-2026-60137 WordPress Core SQL Injection Exploited Medium 5.9
• CVE-2012-2399 Cross-site scripting in n/a Critical 10.0
• CVE-2012-2400 Other in n/a Critical 10.0

All Wordpress Wordpress vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2016-5836, GHSA-279h-9ccj-88q7, UBUNTU-CVE-2016-5836.