CVE Explorer

CVE-2026-6551

The Timeline Blocks for Gutenberg plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'titleTag' attribute of the timeline-blocks/tb-timeline-blocks block in all versions up to, and including, 1.1.10 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected p

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:802401e241714af7b04d211d92a95cd18f9e9a8ae2c2472a3ec00d1b86545a8b

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"Timeline Blocks for Gutenberg","vendor":"techeshta","versions":[{"lessThanOrEqual":"1.1.10","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":6.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/tags/1.1.10/src/blocks/index.php#L202"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/1

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/tags/1.1.10/src/blocks/index.php#L343"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/trunk/src/blocks/index.php#L200"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/5

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/trunk/src/blocks/index.php#L202"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/3

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/trunk/src/blocks/index.php#L342"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/6

{"url":"https://plugins.trac.wordpress.org/browser/timeline-blocks/trunk/src/blocks/index.php#L343"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/4

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/393d1b30-19f8-454d-84c0-0b539953e1fe?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e8c5b9280714eac633008e19b58bb66807e7d86f24ee81db3c2b136a0a90814f · sha256:98429ea9dd5d1475… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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