CVE-2026-4645

Published: Mar 23, 2026 Last Modified: Mar 23, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

A flaw was found in the `github.com/antchfx/xpath` component. A remote attacker could exploit this vulnerability by submitting crafted Boolean XPath expressions that evaluate to true. This can cause an infinite loop in the `logicalQuery.Select` function, leading to 100% CPU utilization and a Denial of Service (DoS) condition for the affected system.

835

Loop with Unreachable Exit Condition ('Infinite Loop')

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Amplification
Applicable Platforms
All platforms may be affected
View CWE Details
https://access.redhat.com/security/cve/CVE-2026-4645
https://access.redhat.com/security/cve/CVE-2026-4645
https://bugzilla.redhat.com/show_bug.cgi?id=2450214
https://bugzilla.redhat.com/show_bug.cgi?id=2450214
https://github.com/antchfx/xpath/commit/afd4762cc342af56345…
https://github.com/antchfx/xpath/commit/afd4762cc342af56345a3fb4002a59281fcab494
https://github.com/antchfx/xpath/issues/121
https://github.com/antchfx/xpath/issues/121
https://github.com/golang/vulndb/issues/4526
https://github.com/golang/vulndb/issues/4526