CVE-2026-19360 wongcyrus ExcelLexBot Lambda Function ExcelLexBotS3TriggerFunction privileges management

Medium 5.1 Published Updated

Improper privilege management in the ExcelLexBot Lambda function allows remote attackers to escalate privileges within the cloud environment.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-19360?

CVE-2026-19360 is a medium-severity vulnerability in wongcyrus ExcelLexBot, published on 9 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official 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.

Weakness: CWE-269, CWE-266

Which versions are affected by CVE-2026-19360?

How do I fix CVE-2026-19360?

No fix has been published for CVE-2026-19360 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-19360 being exploited?

There is no known exploitation of CVE-2026-19360 in the wild and no public exploit code.

Sources

Also known as GHSA-g6p6-cjcx-6p6p.

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