CVE-2026-19360
Received Received - Intake

Improper Privilege Management in ExcelLexBot Lambda Function

Publication date: 2026-08-09

Last updated on: 2026-08-09

Assigner: VulDB

Description
A vulnerability was detected in wongcyrus ExcelLexBot up to 0.0.3. This affects the function ExcelLexBotS3TriggerFunction of the component Lambda Function Handler. Performing a manipulation results in improper privilege management. The attack may be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.

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Meta Information

Published
2026-08-09
Last Modified
2026-08-09
Generated
2026-08-09
AI Q&A
2026-08-09
EPSS Evaluated
N/A
NVD
CVE-2026-19360
EUVD
EUVD-2026-54931

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
wongcyrus excellexbot to 0.0.3 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
CWE-266 A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.

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Executive Summary

This vulnerability is in wongcyrus ExcelLexBot up to version 0.0.3, specifically in the Lambda Function Handler component. It allows improper privilege management due to a manipulation in the ExcelLexBotS3TriggerFunction. The attack can be initiated remotely, and the vendor did not respond to the disclosure.

Detection Guidance

Since this vulnerability affects the Lambda Function Handler of ExcelLexBot up to version 0.0.3, detection may involve checking for outdated or unsupported versions of the software. No specific commands are provided in the context. Review logs for unusual Lambda function executions or privilege-related anomalies.

Impact Analysis

An attacker could exploit this to gain unauthorized privileges, potentially leading to unauthorized access or control over affected systems. Since the product is no longer supported, there are no patches available.

Compliance Impact

The vulnerability involves improper privilege management in an unsupported product, which could lead to unauthorized access or data breaches. This may impact compliance with standards like GDPR or HIPAA by increasing risks of data exposure or unauthorized processing, especially since the product is no longer supported.

Mitigation Strategies

Since ExcelLexBot up to 0.0.3 is no longer supported and the vulnerability involves improper privilege management in the Lambda Function Handler, the immediate step is to discontinue use of the affected software. Update to a supported version if available or migrate to an alternative solution.

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