OCTOBER 13, 2026
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Case File

CVE-2026-107291

LOW · CVSS 2.3 EPSS 0.39% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-08 · Last synced 2026-10-13

CyberRota Analysis

AI-Generated

The vulnerability affects Pydantic AI versions 0.3.4 to 1.107.6 and 2.44.0, where OpenTelemetry instrumentation can inadvertently expose sensitive agent content, including error messages and model request parameters, despite redaction settings. This could lead to unauthorized access to sensitive information for users with access to the telemetry backend. Organizations utilizing these affected versions should prioritize upgrading to versions 1.107.6 or 2.44.0 to mitigate potential data exposure risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

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CVE
CVE-2026-107291
Severity
LOW
CVSS
2.3
EPSS
0.39%

Original NVD Description

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 0.3.4 until 1.107.6 and 2.44.0, OpenTelemetry instrumentation configured with InstrumentationSettings(include_content=False) can still export sensitive agent content through exception.message and exception.stacktrace events, error status descriptions, and model_request_parameters containing instructions or the prompted_output_template. The exposed data is available to readers of the configured telemetry backend and can include tool feedback, provider error bodies, runtime instructions, and structured-output templates even though message attributes are redacted. This issue does not grant new access to agent data, and deployments that do not use include_content=False are not affected by the setting bypass. This issue is fixed in versions 1.107.6 and 2.44.0.