CVE-2026-109933
Received Received - Intake

Otter Blocks Plugin Stored XSS Vulnerability

Vulnerability report for CVE-2026-109933, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-23

Last updated on: 2026-10-23

Assigner: WPScan

Description

The Otter Blocks WordPress plugin before 3.2.8 does not properly sanitize and escape user-supplied block styling values before writing them into an inline stylesheet, allowing users with contributor-level access and above to inject arbitrary web scripts that execute when any visitor, including administrators, views the affected post.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-10-23
Last Modified
2026-10-23
Generated
2026-10-23
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Unknown Otter Blocks 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

Attack-Flow Graph

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EPSS Chart