WordPress plugin

Timeline Blocks security & vulnerabilities

Q: Is any Timeline Blocks vulnerability listed in CISA KEV?

No. None of the known Timeline Blocks vulnerabilities is currently listed in the CISA KEV catalog.

timeline-blocks— active installsLast vulnerability Apr 27, 2026

No known unpatched vulnerabilities in the latest version

All 1 known vulnerability is fixed in the latest release. If you run an older version, update to null or newer.

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1Known vulnerabilities

Critical0
High0
Medium1
Low0

Vulnerabilities per year

All Timeline Blocks vulnerabilities

Timeline Blocks vulnerabilities
Severity	Vulnerability	CVE	Published
Medium6.4	Authenticated (Contributor+) Stored Cross-Site Scripting via 'titleTag' Block Attribute ≤1.1.10Update to 1.1.11	CVE-2026-6551	Apr 27

Medium6.4
Authenticated (Contributor+) Stored Cross-Site Scripting via 'titleTag' Block Attribute
≤1.1.10Update to 1.1.11
CVE-2026-6551Apr 27

Timeline Blocks: common questions

Does Timeline Blocks have known vulnerabilities?

Yes. VulnCrest Radar lists 1 known vulnerability in Timeline Blocks: 1 medium. None are known to affect version null.

How do I check which version of Timeline Blocks I run?

In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.

What is the most recent Timeline Blocks vulnerability?

CVE-2026-6551, published Apr 27, 2026: Timeline Blocks for Gutenberg <= 1.1.10 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'titleTag' Block Attribute. Severity: Medium (CVSS 6.4).

Is any Timeline Blocks vulnerability listed in CISA KEV?

No. None of the known Timeline Blocks vulnerabilities is currently listed in the CISA KEV catalog.