fast-xml-builder builds XML from JSON. Prior to 1.1.7, when an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. This vulnerability is fixed in 1.1.7.
Project Subscriptions
No data.
Advisories
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-5wm8-gmm8-39j9 | fast-xml-builder allows attribute values with unwanted quotes to bypass malicious or unwanted attributes |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 13 May 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | fast-xml-builder builds XML from JSON. Prior to 1.1.7, when an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. This vulnerability is fixed in 1.1.7. | |
| Title | fast-xml-builder: Attribute values with unwanted quotes can bypass malicious or unwanted attributes | |
| Weaknesses | CWE-91 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-05-13T15:24:54.596Z
Reserved: 2026-05-07T16:20:08.659Z
Link: CVE-2026-44665
No data.
Status : Deferred
Published: 2026-05-13T16:16:59.093
Modified: 2026-05-13T16:53:33.310
Link: CVE-2026-44665
No data.
OpenCVE Enrichment
Updated: 2026-05-13T17:45:25Z
Weaknesses
Github GHSA