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

> CVE-2021-47935: Sentry 8.2.0 Remote Code Execution via Pickle Deserialization. CVSS 8.8 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2021-47935
Last updated: 2026-10-08T16:16:45Z

- Published: 2026-05-10 12:43 UTC · Updated: 2026-10-08 16:16 UTC · Assigner: VulnCheck
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 0.93%, 60th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-94

## Description

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 vendors and products

- Sentry: Sentry

## Tracked companies

- [Sentry](https://rewindex.com/company/sentry.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2021-47935)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2021-47935)
- [https://sentry.io/welcome/](https://sentry.io/welcome/)
- [https://www.exploit-db.com/exploits/50318](https://www.exploit-db.com/exploits/50318)
- [https://www.vulncheck.com/advisories/sentry-remote-code-execution-via-pickle-deserialization](https://www.vulncheck.com/advisories/sentry-remote-code-execution-via-pickle-deserialization)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2021-47935 · Markdown: https://rewindex.com/cve/CVE-2021-47935.md · JSON: https://rewindex.com/api/v1/cves/CVE-2021-47935 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:30.181Z