RCE in Sentry
CVE-2021-47935
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.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Sentry — versions 8.2.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50318 (Exploit, VDB Entry, exploit)
- sentry.io/welcome/ (Product, product)
- www.vulncheck.com/advisories/sentry-remote-code-execution-via-pickle-deserializ… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47935?
- CVE-2021-47935 is a high-severity vulnerability in Sentry, classified under Code Injection. CVSS score: 8.8/10. Published 2026-05-10.
- How severe is CVE-2021-47935?
- High severity. CVSS v3 base score is 8.8 out of 10.