What’s Vulnerable › Vulnerabilities

CVE-2026-42371

• Severity: medium (CVSS 5.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-27 · updated 2026-06-17
• Weakness: CWE-197

Description

uriparser before 1.0.1 has numeric truncation in text range comparison, if an application accepts URIs with a length in gigabytes.

Affected products

• uriparser: before 1.0.1 — fixed in 1.0.1

How to fix

Upgrade to a fixed version: uriparser 1.0.1. Check the vendor advisory for mitigations.

References

• https://github.com/uriparser/uriparser/pull/298
• https://uriparser.github.io
• http://www.openwall.com/lists/oss-security/2026/04/27/2

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