Description
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 lead to HTML injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The GitHub repository was archived by the owner and is now read-only. This vulnerability only affects products that are no longer supported by the maintainer.
References (4)
Core 4
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-369131 | Bolt CMS HTML Attribute TextType.php HTML injection
https://vuldb.com/vuln/369131
Signature, Permissions Required signature
permissions-required
VDB-369131 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/369131/cti
Third Party Advisory third-party-advisory
CVE-2026-11511 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-11511
Third Party Advisory third-party-advisory
Submit #836106 | bolt bolt-cms 3.7.5 Improper Neutralization of Script in Attributes in a Web Page
https://vuldb.com/submit/836106
Scores
CVSS v3
3.5
EPSS
0.0019
EPSS Percentile
8.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-74
CWE-80
Status
published
Products (6)
Bolt/CMS
3.7.0
Bolt/CMS
3.7.1
Bolt/CMS
3.7.2
Bolt/CMS
3.7.3
Bolt/CMS
3.7.4
Bolt/CMS
3.7.5
Published
Jun 08, 2026
Tracked Since
Jun 08, 2026