CVE-2020-1897

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CVSS 3.1

9.8 critical

EPSS

1%p65

Published

May 18, 2020 (May 18, 2020)

Modified

Jun 17, 2026

Description

A use-after-free is possible due to an error in lifetime management in the request adaptor when a malicious client invokes request error handling in a specific sequence. This issue affects versions of proxygen prior to v2020.05.18.00.

Vendors: facebook
Products: proxygen
Weakness: CWE-416
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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