CVE-2021-47935: Sentry 8.2.0 Remote Code Execution via Pickle Deserialization

Published May 10, 2026
·
Updated

Sentry 8.2.0 contains a remote code execution vulnerability that allows authenticated superusers to execute arbitrary commands by injecting malicious pickle-serialized objects through the audit log entry data parameter. Attackers can submit crafted POST requests to the admin audit log endpoint with base64-encoded compressed pickle payloads in the data field to achieve code execution with application privileges.

Affected Software

2 affected components
Sentry sentry=8.2.0
Sentry sentry=8.2.0

Event History

May 10, 2026
CVE Published
via MITRE·12:43 PM
Data Sourced
via MITRE·12:43 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-47935?

CVE-2021-47935 has a high severity rating due to its potential for remote code execution by authenticated superusers.

2

How do I fix CVE-2021-47935?

To fix CVE-2021-47935, it is recommended to upgrade Sentry to a version later than 8.2.0.

3

Who is affected by CVE-2021-47935?

CVE-2021-47935 affects Sentry version 8.2.0, allowing authenticated superusers to exploit the vulnerability.

4

What type of attack does CVE-2021-47935 enable?

CVE-2021-47935 enables a remote code execution attack through malicious pickle deserialization.

5

What are the implications of CVE-2021-47935?

Exploitation of CVE-2021-47935 could allow an attacker to execute arbitrary commands on the affected Sentry server.

Contact

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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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