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CVE-2025-46726

Langroid XML external entity (XXE)

9.1 CRITICALPublic exploitEPSS 0.65%
  1. Published5 May 2025

Description

Langroid is a framework for building large-language-model-powered applications. Prior to version 0.53.4, a LLM application leveraging `XMLToolMessage` class may be exposed to untrusted XML input that could result in DoS and/or exposing local files with sensitive information. Version 0.53.4 fixes the issue.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected products

Langroid< 0.53.4

Remediation

Fixed in
Langroid≥ 0.53.4

References

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Frequently asked

Is CVE-2025-46726 being actively exploited?

CVE-2025-46726 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.65%.

How severe is CVE-2025-46726?

CVE-2025-46726 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.65% probability of exploitation.

Which products are affected by CVE-2025-46726?

Affected products include Langroid.

How do I fix CVE-2025-46726?

Upgrade affected software to a fixed version, for example Langroid 0.53.4 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-46726 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.