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Generated remediation guidance and an executive summary. No account required.
An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected.
Cite this page
CVE-2023-2820. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2023-2820
Use CWE-200, Proofpoint vendor hub and Threat Response Auto Pull product page to widen CVE-2023-2820 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2023-2819 for nearby disclosures in the same product family. Additional editorial context is available in Weekly Security Roundup: Navigating the April 2026 Threat Landscape and Critical Framework Exploits.