High severity · published May 10, 2026
CVE-2021-47935
Sentry 8.2.0 Remote Code Execution via Pickle Deserialization
8.8
CVSS
0.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
Sentry · Sentry
8.2.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-47935
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-47935
exploit
https://www.exploit-db.com/exploits/50318
product
https://sentry.io/welcome/
third-party-advisory
https://www.vulncheck.com/advisories/sentry-remote-code-execution-via-pickle-deserialization
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