CVE-2026-44928
Undergoing Analysis Undergoing Analysis - In Progress

Uriparser URI Comparison Flaw Before 1.0.2

Publication date: 2026-05-08

Last updated on: 2026-05-08

Assigner: MITRE

Description
In uriparser before 1.0.2, the function family EqualsUri can misclassify two unequal URIs as equal.

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Meta Information

Published
2026-05-08
Last Modified
2026-05-08
Generated
2026-07-09
AI Q&A
2026-05-08
EPSS Evaluated
2026-07-08
NVD
CVE-2026-44928
EUVD
EUVD-2026-28537

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
uriparser uriparser to 1.0.2 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-670 The code contains a control flow path that does not reflect the algorithm that the path is intended to implement, leading to incorrect behavior any time this path is navigated.

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Compliance Impact

The provided information does not specify any direct impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.

Executive Summary

This vulnerability exists in the uriparser library before version 1.0.2, specifically in the EqualsUri function. The function can incorrectly determine that two different URIs are equal due to a bug in how it compares the absolute path component of URIs.

Impact Analysis

The impact of this vulnerability is that applications relying on uriparser's EqualsUri function may mistakenly treat two distinct URIs as identical. This could lead to incorrect behavior in URI validation, access control, caching, or routing logic, potentially causing security or functional issues.

Mitigation Strategies

To mitigate this vulnerability, you should update uriparser to version 1.0.2 or later, where the bug in the EqualsUri function has been fixed.

The fix addresses the incorrect handling of the .absolutePath in URI comparison logic, preventing misclassification of unequal URIs as equal.

Detection Guidance

There is no specific information provided about detection methods or commands to identify this vulnerability on a network or system.

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