What is CVE-2026-11511?

CVE-2026-11511 is a low-severity vulnerability in Bolt Cms, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 3.5/10. Published 2026-06-08.

How severe is CVE-2026-11511?

Low severity. CVSS v3 base score is 3.5 out of 10.

XSS in Bolt Cms

CVE-2026-11511

A weakness has been identified in Bolt CMS up to 3.7.5. This vulnerability affects unknown code of the file src/Storage/Field/Type/TextType.php of the component HTML Attribute Handler. Executing a manipulation of the argument style can lea…

EPSS: 0.002 (9.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

Affected products

Bolt Cms — versions 3.7.0, 3.7.1, 3.7.2

Weakness classification (CWE)

References

cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-11511?: CVE-2026-11511 is a low-severity vulnerability in Bolt Cms, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 3.5/10. Published 2026-06-08.
How severe is CVE-2026-11511?: Low severity. CVSS v3 base score is 3.5 out of 10.