| Package | Affected versions | Patched versions |
|---|---|---|
| elastic-apm | < 5.1.0 | 5.1.0 |
| apm agent | < 5.1.0 | 5.1.0 |
When the Elastic APM agent for Python versions before 5.1.0 is run as a CGI script, there is a variable name clash flaw if a remote attacker can control the proxy header. This could result in an attacker redirecting collected APM data to a proxy of their choosing.
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