Vulnerability · Published May 10, 2026 · Assigned by VulnCheck

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

High 8.8

In plain English

A high-severity code injection in Sentry from Sentry. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.9%top 39.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
PyPI	sentry	8.1.4	GHSA-444r-2whx-3685
PyPI	sentry	8.2.2	GHSA-444r-2whx-3685
PyPI	sentry	no fix listed	PYSEC-2026-131

Affected products (as reported)

Vendor	Product	Versions
Sentry	Sentry	8.2.0

Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ExploitDB-50318 exploit
Product Reference product
VulnCheck Advisory: Sentry 8.2.0 Remote Code Execution via Pickle Deserialization third-party-advisory