CVE-2021-39880

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CVSS 3.1

6.5 medium

EPSS

2%p78

Published

Oct 5, 2021 (Oct 5, 2021)

Modified

Jun 17, 2026

Description

A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware.

Vendors: gitlab
Products: gitlab
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.8%)

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