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CVE-2025-3225

nvd nist
Published: Jul 7, 2025Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: security@huntr.dev (Secondary)

Description

An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llama_index repository, specifically affecting version v0.12.21. This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service (DoS) by exhausting system memory and potentially causing a system crash. The issue is resolved in version v0.12.29.

Affected (1)

Llamaindex
1 product
Llamaindex
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Llamaindex
From 0.12.21 to 0.12.29

Related CWEs

CWE-776
Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities.

References (2)

Source: security@huntr.dev
Patch
Source: security@huntr.dev
ExploitThird Party Advisory

Timeline

No history available yet.